Apple updates Logic Pro to v10.2.4

18th July 2016 - KVR Audio News

Apple recently updated Logic Pro to v10.2.4.

Changes in Logic Pro X 10.2.4

Stability/Reliability

Logic Pro X no longer quits unexpectedly:

Sometimes when opening or creating a project.
Sometimes when picking an icon for a Drum Machine Designer cell.
When rubber band selecting a group of notes in the Piano Roll immediately after changing screen sets.
When initializing a connected Mackie HUI control surface.
When the currently active audio device is disconnected and then reconnected.
When selecting Import Audio from an Alchemy SOURCES pop-up menu.
When using an Alchemy SOURCES pop-up menu to import audio on a system that includes a mounted volume whose name begins with a Unicode 2-byte character.
When a file with a name containing 2-byte characters is dragged onto the Current or Reference button of the Match EQ plug-in.

Performance:

Opening the extended parameters of Retro Synth in OS X Yosemite no longer sometimes triggers an Internal Error alert.
There is no longer a glitch at the beginning of a skip cycle area when Cycle Pre-Processing is enabled.
Quantizing notes on a Software Instrument track during playback no longer sometimes causes audio dropouts.
Stepping through Alchemy presets no longer causes the memory usage of Logic Pro to rise unexpectedly.
Alchemy no longer causes Logic Pro memory usage to rise unexpectedly when stepping though samples using the source left/right buttons.

Editing:

It is once again possible to Shift-click to select non-contiguous notes in the Piano Roll editor.
Pressing Option-Shift while adjusting the Piano Roll Velocity slider again sets all notes to the same velocity as expected.
It is once again possible to use the pointer to rubber-band select MIDI Draw points that were created with a MIDI channel setting of All.
It is no longer possible to inadvertently set the length of a note to 0 ticks in the Event Editor or the Step Editor.

Mixer:

Addresses a rare automation related issue that could cause a bypassed Send on a muted Channel Strip to remain active.
Duplicating a track now reliably duplicates all plug-in parameter values.
Clicking Cancel in the dialog shown when deleting an Aux in the mixer that is assigned to a track no longer deletes the Aux.
Solo now works on channels routed to mono outputs higher than Output 1 or 2.
Soloing a channel strip routed to a mono output no longer unexpectedly mutes the right output.
Soloing an output above 1—2 now mutes Output 1—2 as expected.
Duplicating a track now also duplicates its track notes.

Accessibility:

VoiceOver again properly announces selected regions.

Plug-Ins:

Audio is now routed properly from Audio Unit-based multi-output instruments in projects saved in previous versions of Logic Pro X.
When importing drum kits into Ultrabeat, the Import Kit name is again properly displayed.
Instances of the Tremolo plug-in with a rate set to a Hz value are no longer reset to 32 bars when the project is loaded.

General:

Joining audio regions when Low Latency mode is enabled no longer sometimes leads to the new region being shifted to an incorrect position.
If the Toolbar Replace button is activated while the Project Settings > Recording window is open, all the Overlapping Recordings settings now switch from Toggle to Replace.
Autopunch recording on MIDI tracks now behaves as expected when Record > Overlapping MIDI Recordings > Replace is enabled.
Manually punching in and out in Replace mode now works properly with MIDI regions.
When recording MIDI in Replace mode with Cycle enabled, playing MIDI before the start of the Cycle no longer causes the measure before the Cycle start to be replaced.
Dragging an Apple Loops file into a track with a custom name no longer renames the track.
It is once again possible to assign a custom key command to the Discard Last Recording and Return to Last Play Position command.
Editing notes in the mixer notepad no longer sometimes causes custom fonts to reset, or text to be unexpectedly duplicated.
Text pasted into an existing note now properly takes on the color of the existing text, and doesn't cause the existing text to change to the default color.
It is once again possible to rename files and regions in the Project File browser using a key command. The key command is now assignable and is called "Rename.".
It is once again possible to enter text into the patch name cell within the Multi-Instrument object in the Environment window.
It is once again possible to extend the selection of an audio file beyond the current visible area in Impulse Response Utility.

Changes in Logic Pro X 10.2.3

New Features/Enhancements:

Crossfades between comp sections in Take Folders can now be graphically edited.
The following plug-ins have been redesigned with Retina ready interfaces: Exciter, Echo, Modulation Delay, Noise Gate, Pitch Shifter, Match EQ, Match EQ Surround, Surround Multimeter.
New Loudness Meter plug-in provides support for LUFS metering.
The Modulation Delay plug-in now includes a Feedback Filter.
The Chorus and Modulation Delay plug-ins now each offer a D-mode button.
The Noise Gate now includes a ducker.
The Noise Gate plug-in now offers a filter characteristics menu which may be set to either Band Pass or Band Reject.
There are now independent Hold buttons for the Analyzer, Goniometer and Level Meter sections of the Multimeter plug-in.
When the Multimeter is in Display view, Ctrl- or right-clicking the display area allows the display to be switched between the Analyzer and Goniometer. When the Multimeter is in Meter view, Ctrl- or right-clicking the meter area allows the meter to be switched between Peak, RMS, Peak & RMS, True Peak, and True Peak & RMS.
There is now an Edit preference to enable a vertical click zone for switching between Quick Swipe Comping and Take Editing modes within a Take Folder.
Quantizing MIDI events now always references the absolute grid, rather than the start position of the region containing the events. The old behavior can be accessed by holding Option while choosing a quantization value.
There is now a chord language setting for Roman chords in the Score Project settings.
Icons for Drum Machine Designer cells are now user assignable by control-clicking the icon on the cell.
The key commands to temporarily select tools from an open Tool menu are now user definable.
There is now a key command Previously Selected Tool.
Key commands to nudge selected objects/events now work on automation.
The types of MIDI Controller data affected by the Clip Length Region parameter can now be set in Project Settings > MIDI > Clip Length.
There is now a key command Cycle through window views (counter-clockwise).
There is now a Key Command to nudge automation values.
There are two new region normalize key commands that allow region gain to be used to non-destructively normalize the selected audio regions. Non-destructive Normalize (All) normalizes all selected regions relative to each other. Non-destructive Normalize (Individually) normalizes each selected region independently.
There is now a preference setting in Logic to choose from among the available localizations.

Stability/Reliability:

Logic no longer quits unexpectedly when:
- Overwriting an existing open project from a new project.
- Option-dragging to copy surround audio files.
- Multiple audio files with different sample rates than the project are dragged into the tracks area.
- Sometimes when the computer wakes from sleep.
- Alchemy opens an EXS instrument containing audio files that are 60 samples or less in size.
- Importing from a different Alternative of the same project.
- Sometimes when previewing loops in the Loop Browser.
- Sometimes when switching between two open projects.
- After flattening a track stack and then clicking the Score editor tab in the Main window.
- When resizing the Score Set window.
Logic no longer hangs when a note of two bars or longer is recorded from Logic Remote.

Performance:

It now takes less time to load a new instance of Alchemy.
The first note played into Alchemy no longer sometimes causes an unexpected CPU spike.
Clicking cells in Drum Machine Designer is more responsive, and no longer sometimes causes audio crackles.
Logic no longer reinitializes Core Audio if the Plug-in Manager is closed without making any changes.
The Channel EQ Analyzer no longer uses CPU when the plug-in window is closed.
Projects that include instances of Alchemy are less likely to exhibit unexpected System Overload messages when the Playback + Live Tracks Multithreading preference is enabled.
Projects created in Logic Pro 9 or earlier containing EXS instrument tracks now open faster.
Logic no longer sometimes takes an unexpectedly long time to load certain large projects.
Logic no longer sometimes performs sluggishly in some projects with the Global Tracks displayed.

Editing:

MIDI Draw view now maintains its adjusted size in the Piano Roll after it is closed and re-opened.
After the Split at Rounded Playhead Position command is used on notes in the Piano Roll or Score, the righthand note or chord is now deselected.
Collapse view mode in the Piano Roll now takes the Region Transpose setting into account.
The Piano Roll Edit > Delete MIDI > Duplicate Events command no longer sometimes incorrectly deletes non-duplicate controller events.
The Shift key again works to limit dragging to one direction in the Piano Roll when MIDI Draw is visible.
Rubber-band selecting notes in the Piano Roll no longer leaves them appearing to be selected, but not editable in certain rare cases.
Command + Shift again converts the Pencil tool to the Brush tool in the Piano Roll.
The Catch Playhead Position button in the Piano Roll now reliably shows that it is off when switching from one track to another during playback when the track's regions are selected.
Double-clicking a note in the Piano Roll to open an Event Float window no longer unexpectedly activates Catch Playhead Position in the Piano Roll.
Tooltips in the Piano Roll now account for region transpose settings when View > Region Transpose setting is enabled.
The Piano Roll velocity slider no longer sometimes disappears when the window is rapidly resized.
A selected marker can now be deselected by clicking the background of the Piano Roll.
It is again possible to rubber-band select MIDI Draw events in the Piano Roll when starting the selection to the left of the region start position.
Typed adjustments to the end position of a region in the Event Editor are no longer interpreted as the region length.
Clicking on the Additional Info line for an event in the Event List now triggers the event as expected.
The Zoom to Fit key command now works in the Audio File Editor.
When playing back a Marqueed section of a region while the Audio File Editor is open and focused on that file, the playhead now remains visible in that editor after reaching the end of the section.
In the Audio File Editor, adjusting the region start point, end point, or Anchor now creates an undo step.
The Audio File Editor now reliably opens after it has been opened and then closed again with Option-double click.
The Audio Track Editor retains its Catch Playhead Position setting when switching to the Audio File Editor and then back.
It is again possible to use a controller keyboard to step input notes into a region before bar 1.
MIDI Draw view now correctly shows MIDI data in regions that have been divided.
Cables in the Environment window can now be deleted with the Delete or Backspace keys.
When creating a new Fader object in the Environment, the Vertical 6 and Knob 6 styles are now available.
Names of objects placed in Environment Macros are now reliably visible and correctly positioned.
Environment object names now remain visible when they are moved or copied.
Numerically entering the denominator for a time signature in the list editor now results in the correct value.
It is no longer necessary to click on a floating window to bring it into focus before double-clicking a parameter to edit it.
When a project is reopened, the Step Input keyboard now remembers the last used note length.

Takes/Comping:

New recordings that extend the length of a SMPTE locked take folder are now visible and can be edited as expected.
Flattening a take folder that has been shortened now maintains the take folder length.
Right-clicking on a closed MIDI take folder now brings up a contextual menu to select takes.
The mute status of a take folder is now preserved when either Flatten or Flatten or Flatten and Merge is performed on it.
The hot spots for clicking the controls on a Take folder now retain their correct positions in cases where the Take folder contains Apple Loops.
Editing a Take folder with the Scissors while recording another track with Punch on the Fly no longer causes an unexpected position shift of the take folder on the edited track.
User named comps are no longer renamed to their default name when a different comp segment is selected in one of the Take folders on a set of grouped audio tracks.
Existing Take Folders are no longer shortened if a region is moved to an overlapped position while the Drag Mode is set to Overlap.
The Trim Region End to Next Region and Trim Region Start to Previous Region commands now work on Take folders that have Quick Swipe Comping disabled.
Clicking on a flex-pitch note from a selected Take in the Audio Track editor no longer causes the focus in the Tracks area to be lost.

Flex:

Flex Time and Flex Pitch now work more efficiently with very large projects.
Slicing mode no longer causes the visible waveform to change on audio that is not stretched or compressed.
The display range for a Flex Pitch enabled region is now properly maintained when switching from it to a MIDI Region and back again.
Splitting a Flex Pitch enabled region in the middle of a note no longer causes Flex Pitch to be reset for the region that is created to the right of the split.
Logic no longer shows an error message when playing back a track with Flex Time enabled that contains a series of very short regions each belonging to different audio files.
Playback quality of flex pitched audio tracks is now consistent, no matter where along the timeline playback is started.
There is a new Flex Pitch option in the Track Parameter inspector for selecting how to treat unvoiced portions of the audio when formants have been edited.

Drummer:

The Drummer Editor now immediately shows changes to the Drummer region color.
The Drummer Editor Auto Select function now works properly when the Playhead crosses from a MIDI region to a Drummer region in the Drummer track.
Changing the preference for Clock Format no longer sometimes lengthens Drummer regions by one clock tick.
Changing a track's Drummer character no longer removes data from regions that have been converted from Drummer to MIDI regions.

Track Stacks:

Using the Create New Track with Same Channel Strip/Instrument command on the last track within a track stack now places the new track within the track stack, as expected.
Replacing a track stack with a single channel patch from the Sound Library now works as expected.
Duplicated Track Stacks no longer route to the Main Output instead of a properly duplicated Auxiliary.
Using the New Track with Same Instrument command on a closed Track Stack now correctly creates a Track Stack that uses the same Instruments as the original.
Using the Duplicate Track with Same Settings command on a track in a Summing Track Stack whose output has been changed no longer changes the output of both the original track and the duplicated track to the default Bus output for the Track Stack.
When a Track Stack is duplicated, the track colors are now duplicated as well.

Global Tracks:

When the time signature is set to ¾ time, long-clicking a marker no longer moves all selected markers a beat to the left.
Marker Sets are now reliably deleted.
Editing the border of multiple selected Markers now correctly adjusts all of them.
Moving markers during playback no longer causes clicks in the audio output.
The color of a marker in the Marker List Editor now immediately updates when its color is changed in the Marker track.
Choosing Create Marker from the Marker track right-click menu now places the new marker where the mouse is clicked, rather than at the Playhead position.
Markers in the Time Ruler no longer appear to overlap one another at certain zoom levels.
Markers now properly move back to their original positions when Undo is used after performing Select All and then dragging.
Performing Undo after making multiple edits in the Tempo List now steps back one edit at a time as expected.
Beat markers are now reliably placed at bar positions when Beats from Region is applied in the Beat Mapping track.
Performing Undo after selecting a different name for an Arrangement Marker no longer deletes the marker instead of reverting to the previous name.
Moving an Arrangement marker no longer disables the Match Groove Track option for tracks where it was enabled.
A long click on a tempo curve no longer causes it to shift a quarter note to the left.
Movie track thumbnails are no longer unnecessarily regenerated when the movie track is toggled.
It is now possible to undo the creation of a transpose point in the Transpose track.
Transposition values in the Transpose track now properly retain their values when moved as a result of changing the position of an Arrangement Marker.

Mixer:

The Mixer now reliably displays custom track names after using the "Name Track by Region Name" option.
When multiple channel strips are selected in the Mixer, Option clicking a send no longer sometimes sets it to +6 db, rather than 0 db as expected.
The output on a channel strip created by dragging a surround audio file into the Tracks area, or by extracting surround audio from a movie is now set to Surround as expected.
All Auxes with inputs assigned to the same bus now remain active when a channel strip outputting to that bus is soloed.
Aux channels created by duplicating a channel in a multi-output Software Instrument now have the correct input.

Automation:

Automation nodes are no longer unexpectedly duplicated when dragging regions in the Tracks area.
It is now easier to grab automation points without inadvertently moving them.
Automation and global track data are now properly handled when Cut/Insert Time operations are performed in a project that contains no regions.
There are now Key Commands to nudge automation values up or down.
The key commands Create 1 Automation Point each for Volume, Pan, Sends and Create 2 Automation Points each for Volume, Pan, Sends now work for all tracks in a group.
It is now possible to drag a newly created MIDI Draw point to its minimum or maximum possible value on the first try.
Grabbing a selected group of Sustain events in the MIDI Draw view no longer causes them to unexpectedly change values.
When recording Region Based Automation to an Output track, Logic now indicates it is creating a region while recording.
Editing Region Based Automation during playback no longer causes automation to jump to the wrong level after the playhead passes the end of the region.
Trim Automation no longer works on protected tracks.
MIDI Volume and Pan controller events at the end of a region are now reliably converted to Automation events when the Move All Track Automation to Region key command is used.
Existing region based automation for a plug-in now continues to play back correctly when the plug-in is moved to a different slot in the channel strip.
It is now always possible to edit Region Based Automation on Take Folders.
Adjusting Smart Controls for a frozen track no longer writes automation.
Automation for tracks deleted as a result of using the Delete Unused Tracks command is now properly recovered by Undo.
Key commands to nudge selected objects/events now work on automation.
The Repeat regions/events command now works with Automation.
Automation for plug-in parameters now reliably chases when sample accurate automation is on.

Alchemy:

Alchemy now remembers the last used folder location when loading user-created IR files.
Alchemy now fully supports Unicode/2-byte characters for file names, folder names, patch names and comments.
Emoji symbols now work properly for names and labels in Alchemy.
Re-enabling Core Audio before saving an edited Alchemy preset no longer causes its AAZ data to be lost.
Imported Alchemy AAZ data is now reliably retained when an auto-saved project is opened.
Sound quality is improved in Alchemy when samples are imported using Additive + Spectral Analysis Mode.
Alchemy no longer produces a short click when the Attack envelope is set to 0.
Alchemy no longer displays an unnecessary "Activate all sources to enable morphing" warning when three samples are imported in Spectral mode to sources A, B and C, and then Morph Linear is enabled.
In Alchemy, canceling a second zone import containing multiple files no longer leaves some of the files added to the group along with additional empty zones.
The FM Filter parameters of Alchemy now show the correct names in the Mod Rack and for automation.
When a delay is loaded into the Alchemy effects rack, the knob now shows the correct range of –100 – +100.
The Glide knob in Alchemy now consistently displays Rate or Time value according to the option selected for that preset.
Adding an effect that causes Alchemy's Effects Rack to reposition or redraw no longer causes some controls to be unexpectedly renamed.
The Alchemy LFO Waveform display now reliably resets after the LFO section file is cleared.
When stepping through source files that are named after an oscillator, Alchemy no longer selects an oscillator and sets it to VA mode.
Alchemy AHDSR envelope Hold and Decay stages now trigger consistently with short values.
The Alchemy Convolution Reverb IR selection menu now shows a check mark next to the correct entry after another effect has been added to the Effects rack.
The Additive and Spectral effect parameters of Alchemy no longer unexpectedly reset after selecting a third Additive effect for slaved Morph Sources, or adjusting the Spectral Filter's frequency values.
Selecting None for Alchemy's Additive or Spectral effects now disables the effect as expected.
Alchemy no longer shows an unneeded Locate File dialog when saving a project in which audio has been imported using Add+Spec+Formant into a Source since the project was last saved.
When Alchemy imports a melodic Apple Loop, it now uses the key tag stored in the loop to set the root note.
The Project Management > Cleanup Project command no longer removes Alchemy IR files stored in the project package or folder.
Alchemy now navigates correctly in folder structures in which a parent folder contains subfolders that have the same name as the parent folder.
Performing Save As on an existing Alchemy preset no longer incorrectly applies that preset's attributes as a filter to the preset list.
Alchemy's Add + Spec analysis now ignores noise components of the signal, providing better separation between noise and harmonic components.
When Alchemy imports an EXS instrument with only one group to a new group or zone in Alchemy, the resulting zones are now expanded to cover the full velocity range.
When an AHDSR with a very short attack is assigned to an Alchemy amplitude control, notes played during the release phase of other notes no longer cause a click.
When a consolidated Logic project is copied to another computer, Alchemy no longer sometimes asks to locate missing assets.
XFade XY morphs no longer affect sources that are not set to participate in the morph.
When importing to additional sources in Additive mode to an existing sound, the new sources' effects values are now set to default.
The Mod Source name is now properly displayed in the Mod rack when either KeyFollow or KeyFollowFixed is assigned to a control.

Plug-ins:

The Microphaser now opens in Editor view as expected in projects originally created in Logic 10.2 or earlier.
The Modulation Delay plug-in now includes a Feedback Filter.
The Chorus and Modulation Delay plug-ins now each provide a D-Mode button.
The Ensemble plug-in no longer sometimes produces crackling noises when both the LFO rate and Intensity are set to low values.
Autofilter again provides an LFO Retrigger switch.
Right- or Control-clicking a pad in Drum Machine Designer now opens an icon picker.
Drum Machine Designer now remains visible when Logic Pro is not the active application.
Instantiating Drum Machine Designer now opens the plug-in interface.
Right-clicking a cell allows its icon to be set to "No icon" in Drum Machine Designer.
Inserting a kit piece from the library into an empty Drum Kit Designer patch no longer replaces the entire patch with the kit piece.
Loading kit pieces into the cells of the Empty Kit template now behaves as expected.
Amp Designer no longer sometimes outputs unexpected noise after switching from TREM to VIB.
The Tuner now works when an External Instrument track is selected.
Hold is now independent for the Analyzer, Goniometer and Level Meter sections of the Multimeter plug-in.
The controls panel at the bottom of the Multimeter plug-in can now be hidden.
When Hold is enabled, the Multimeter plug-in now continues to reliably display peaks until playback is started again or the graph is clicked.
In the Multimeter plug-in with Hold enabled and Peak set to infinite, the peak indicators remain visible during playback when a period of silence is encountered in the track or song.
Ultrabeat no longer unexpectedly changes to Step Sequencer mode when the Command and Option keys are pressed while the plug-in window is open.
The Bright/Fat switch on the Double Dragon pedal now operates as expected.
The Seed parameter in the MIDI Randomizer plug-in now works as expected.
Delay compensation for the Pitch Shifter plug-in is now reliably calculated.
Option-clicking the Semitones knob in the Pitch Shifter plug-in now sets it to 0 semitones instead of +7 semitones.
The graph in the Bit Crusher plug-in now remains visible when the window is closed and then re-opened.
Instruments created with the Scripter plug-in now pass settings from unknown MIDI processors through.
Plug-in presets can now be reliably opened using the Load command from all Logic plug-ins.
Plug-in sidechain assignments are now properly maintained when duplicating a track.
Double-clicking the icon in the Patch Library for any software instrument based track now opens the software instrument plug-in.
An issue is addressed which could cause plug-ins to incorrectly show as missing.
A rare issue in which duplicated EXS24 instruments might stop playing back is resolved.
The Plug-in Manager now shows a warning dialog if a custom name that already is in use is entered for another plug-in.

Import/Export:

When using the Replace Track option while bouncing a track with automation in place, the track volume is set to 0 dB, the pan to 0 and automation mode to off.
Portions of tracks that start earlier than bar 1 are no longer silent when frozen.
When bouncing a track in place to a new track, the new track now inherits the track name, and track notes from the original track.
When exporting multiple audio regions on a Japanese system, the resulting files now reliably are given the correct name.
Logic now suggests the current project name when bouncing a project to disk after saving the project as a new name.
Sharing to Mail, SoundCloud or Airdrop now reliably includes looped regions when Cycle is active.
Export Track as Audio File and Export All Tracks as Audio Files now properly timestamps the resulting files when Limit to Cycle is enabled.
The start and end points for a bounce now account for selected but closed Track Stacks.
When exporting or bouncing a Track Stack that contains multiple sub-tracks that use the same Software Instrument channel strip, each sub-track is now exported or bounced as a separate audio file.
Logic now retains the last used setting for the Send to iTunes check box in the Bounce Project dialog.
MIDI plug-ins are no longer bypassed when the Bypass Effect Plug-ins option is enabled when bouncing regions in place.
When bouncing multi-output Software Instrument tracks in place, regions on sub-tracks of the software instrument are now muted after the bounce is performed, as expected.
When importing from another Logic Pro project, the import dialog now defaults to the last Alternative saved for the source project, and shows the date and time that each Alternative was last saved.

Score:

There is now a chord language setting for Roman chords in the Score Project settings.
The Staves and Voices section of the Staff Styles window now resizes correctly when switching views.
The numerator and denominator of time signatures are no longer flipped while they are being dragged from the Part Box.
It is now possible to enter notes and objects into the No Clef staff style while in linear view.
The gap has between chords and accidentals in the score has been reduced.
Beams are now drawn correctly across line breaks in the Score.
Guitar and Bass tablature in new projects and templates now display an octave lower.
The Chord Language setting is now reliably maintained when the Chord Editor is activated.
A content-linked Score window is now immediately updated when a region is copied in the Tracks area.

Movies:

The File > Movie submenu now lists all movie files copied into the project folder.
An empty movie window is no longer created when Cancel is clicked in a Movie Missing alert dialog.
When Export Audio to Movie is used, embedded audio in the movie is now off by default.
Movie windows now show the same content and movie controls show as expected when switching out of full screen mode.
The Movie window and Movie thumbnail track now properly update when switching between movies that are both contained within the project package.

Control Surfaces/MIDI Controllers:

All knobs of a MIDI controller assigned to Smart Controls now work when used in addition to a Logic Control.
The Transport buttons on the Nektar Impact LX49 now work as expected.
The Transport button on AKAI MPK25 and MPK88 controllers now work as expected.
Switches on AKAI MPK49 keyboards now reliably activate their assigned Smart Controls the first time they are pressed.
Knobs on AKAI LPD8 controllers are no longer offset by one position in Smart Controls.
Reassigning a control for a learned assignment in the Controller Assignments window no longer sometimes deletes the wrong assignment.
The Controller Assignments window can now be reduced in size.
Logic Pro now correctly maintains controller assignments when more than one external USB controller is reconnected.
Logic Remote now shows all controls for various plug-ins.

Accessibility:

VoiceOver now maintains proper focus when switching display modes on the LCD Display.
It is now possible to adjust the pan value of a surround track using VoiceOver.
VoiceOver now provides spoken feedback when a key command is used to solo, mute, or arm a track for recording.
The vertical zoom level of individual tracks can now be adjusted using VoiceOver.
VoiceOver focus now properly changes to the new track when using the up and down arrows to navigate to different tracks in the Track Header.

General:

Logic Pro no longer unexpectedly responds to MTC Full Frame messages when MTC synchronization is disabled.
Chase now works with notes that are less than 640 ticks in length.
When duplicating tracks, custom user names are now retained.
It is again possible to drag the mouse to enable/disable consecutive radio buttons in the I/O Labels window.
The lock symbol is now consistently displayed on SMPTE locked regions.
The Loop tool now works on flexed audio regions.
The No Overlap setting now works reliably when multiple regions are dropped onto regions in other tracks.
Regions can again be click-selected when their anchor has been moved to the right, and overlaps the start of the following region in the track.
Smart controls objects now remain properly in place after Undo is performed following section of a new patch from the Library.
The Quantize Selected Events key command now continues to work properly after the Undo Quantization key command has been used.
Logic now creates a track below the currently selected track when the Add to Tracks command is used to add an audio file from the Project Bin.
When renaming regions in the Inspector, pressing Escape now properly aborts the renaming action, rather than opening the Auto-completion menu.
Snap Edits to Zero Crossings again works as expected in the Tracks Area.
When an unlocked MIDI region is joined to a SMPTE locked region to its right, the events in the region to the right no longer unexpectedly move to a later position. The resulting region is now unlocked, with the MIDI events from the originally locked region remaining locked.
Text pasted into the Note Pad now defaults to match the Note Pad text style.
The Go to last locate position key command now moves the playhead to the correct position when used after using the Set Playhead to Next/Last Transient key command.
The patch names in the Multi Instrument Editor now update immediately when a new bank is selected from either the Bank drop-down menu in the editor, or the Track Inspector.
Auto-Colorize Takes now works when recording audio whether Cycle is enabled or not.
It is again possible to delete a sub-channel in a multi-output software instrument after undoing the deletion of the instrument.
Audio region waveforms no longer jitter when the left edge of the region is adjusted.
Performing undo after adjusting the left corner of a region no longer causes the region be unselected.
Adjusting the left border of a region in which the Anchor has been moved no longer causes to left border to snap to the Anchor position.
Selecting a MIDI-Controlled Effect in the New Track sheet no longer unexpectedly creates a track with the Electric Piano plug-in.
The Toggle Zoom to fit Selection or All Contents key command again works as expedited.
Dragging the left channel of a split stereo file whose sample rate does not match the project now correctly imports both files of the pair, and brings up the dialog offering to convert the file sample rate.
The Junction tool now works properly with regions whose Anchor position has been adjusted.
Logic no longer sends constant CC messages to a connected Roland A500 keyboard.
When using Copy/Convert on multiple audio files in the Project Audio window, the process bar now updates to show the correct file names.
The key commands to temporarily select tools from an open Tool menu are now user definable.
There is now a key command Previously Selected Tool.
A project alternative saved while assigned external MIDI ports are unavailable now correctly reconnects to those ports when they are again available.
MIDI port assignments for external MIDI tracks no longer sometimes unexpectedly change when additional MIDI ports become available.
The selection no longer sometimes unexpectedly jumps to the previous patch when using the arrow keys to step though the Sound Library.
Destructively time compressing an audio region by Option-dragging its left corner no longer unexpectedly shifts the left border of the following region.
Scrubbing over a MIDI region with the Scissors tool no longer sometimes causes Chase to be disabled for Notes in Project Settings > MIDI > Chase.
Changing to a different screenset no longer resets the view filter settings in the Loop Browser.
Starting a recording with the Marquee Ruler active no longer brings up an unexpected Bounce dialog.
Dragging a track whose output is set to a Bus out of a Folder Track Stack no longer incorrectly changes its output to the Stereo Output.
Audio waveforms now display properly at high horizontal zoom levels in projects that contain tempo changes.
Text pasted into Logic's Notepad is now automatically converted to the default text style to guarantee readability.
Performing Undo after editing a flex marker in the Audio Track Editor no longer deselects the take.
Shift+Option-dragging a region again creates an Alias rather than a copy in projects that contain at least one take folder.
Audio regions or files dragged into the Tracks area now consistently adopt the color of the track's channel strip.
It is now possible to toggle Solo Safe mode on the Solo buttons in the Track List.
Performing Undo after Convert Regions to Sampler Track no longer deletes environment objects.
The Track List no longer shows control bars for offline control surfaces.
The Rename Track field is now visible when the Rename Track key command is used on a track with a high vertical zoom level.
The Convert Sustain Pedal to Note Length no longer sometimes leaves unexpected sustain events in the region.
It is now possible to undo the creation of a new Group.
The position tick marks on the time ruler are now reliably drawn at their correct positions at all horizontal zoom states.
Search for high-ASCII characters in the Loop Browser is no longer case sensitive, matching the behavior of search using other characters.
It is now possible to start a rubber-band selection with the Zoom tool in the area beyond the end of the project.
Deleting a single point marquee selection on a SMPTE locked region no longer deletes the portion of the region to the right of the selection.
Activating record in the Impulse Response Utility no longer also activates the solo button, which sometimes lead to unexpected feedback.
Crossfades are now applied as expected to all audio tracks in a group.
Program change messages are now sent as expected out of External Instrument tracks.
It is no longer possible to move events to a position before the start of a region using the Nudge Left command.
The region that results from joining several shorter regions is no longer sometimes a few samples shorter than the length of the combined source regions.
Logic now prompts to save the project when closing a floating Region Inspector window, when the floating window is the last open window in the project.
MIDI regions created using Capture as Recording while Replace mode is active are no longer silent during playback.
Patches for properly installed Sound Library content are no longer dimmed in certain rare situations.
It is now possible to name a group while the Group Settings window is open.
When the command Cut Section is performed on a folder that contains frozen tracks, a warning that the tracks must be first unfrozen is now shown, as expected.
Logic now clears the buffer of MIDI notes played while stopped when playback is started by double-clicking the timeline.
Changing the number of available MIDI ports on the computer no longer causes the MIDI out port assignment for the Metronome to change.
Option-clicking a track solo button with multiple tracks selected now reliably activates solo for all selected tracks, and deactivates solo for all other tracks.
Logic's Playhead no longer sometimes gets stuck in rare cases when going into and out of audio recording quickly a number of consecutive times.
Loading a new patch into a track while other tracks are soloed no longer causes the track to be unexpectedly muted.
It is no longer possible to delete factory patches from the Patch Library browser.
Activating the Replace button now works to replace existing recordings on MIDI tracks.
Adjusting the position or borders of the Cycle during playback no longer causes the playhead to unexpectedly jump to the cursor position.
When a Logic project is dragged from the Finder to the All Files pane, the dragged project now remains selected in All Files.
Undo is now possible after using the contextual menu to remove fades from regions.
Low Latency mode now properly bypasses latency causing plug-ins on sub-tracks of multi-output Software Instruments.
Unlocking a protected track no longer can cause scrolling in the Main window to stop working.