Good news! Avid is pleased to announce the release of Media Composer 2021.12.5 today. November 24th, 2022, at noon. This is available on the Download Center only.  

Status of Support Plan: The ability to launch this Media Composer 2021.12.5 software is dependent on the status of a customer’s Upgrade and Support Plan on the date this software version is released. Media Composer 2021.12.5 is released on Thursday November 24th, 2022 at 12pm EDT.

What’s Fixed in 2021.12.5: The following has been fixed.

Dynamic Relink has been improved with this release and includes various fixes to address issues with Matte Keys and alpha channels. Bug Numbers associated with these fixes include MCCET-4737, MCCET-4699, MCCET-4568, MCCET-4561, MCCET-4616, MCCET-4560, MCCET-4784, MCCET-4829, MCCET-4666, MCCET-4778, MCCET-4467, and MCCET-4605.

Bug Number: MCCET-4592. Switching from the Edit workspace to the Effects workspace put Media Composer into Segment mode.

Bug Number: MCCET-4236. Switching quickly between workspaces linked to custom bin layouts caused Media Composer to crash.

Bug Number: MCCET-4650. Settings for Master volume fader in the Audio Mixer tool were ignored during export.

Bug Number: MCCET-4786. Metadata for imported .wav files was interpreted incorrectly, causing a change in track order and appearance of track names.

Bug Number: MCCET-4613. In some instances, switching from Live Mix to Clip mode in the Audio mixer caused an "Assertion failed: IsValidPanCoefficientValue (newCoefficient)" error.

·        Bug Number: MCCET-4809. In some instances, audio for proxy media experienced playback errors, including distorted sound and playback that stopped unexpectedly.

·        Bug Number: MCCET-4433. Audio playback was faster than normal for clips created with Interplay Capture and AirSpeed Multi Stream.

·        Bug Number: MCCET-4504. Frame thumbnails in the Markers window, for markers on the lower tracks of the Timeline, displayed an image from the topmost track.

·        Bug Number: MCCET-4826. (macOS) Switching between user profiles with specific strings of Japanese characters in their name was not possible due to an issue with UTF-8 encoding.

·        Bug Number: MCCET-4641. In some instances, user interface and playback would slow down and stop responding if sequences contained certain effects, such as the Safe Color Limiter.

·        Bug Number: MCCET-4856. "Hybrid Log Gamma" in the Color Space column of the Select Project window was not properly decoded when using Japanese characters.

·        Bug Number: MCCET-4636. (Windows) Keyboard shortcuts (Ctrl+0) to switch focus between windows in the user interface did not function when an active track in the Audio Mixer tool was selected.

·        Bug Number: MCCET-4512. "Assertion failed" TimeWarp error caused Production Management check-ins to fail when the Neat Video plug-in was installed.

·        Bug Number: MCCET-4430. Nested clips that contained offline media appeared colored, as though they were online, even if missing media was located in a nested layer.

·        Bug Number: MCCET-3706. Letter Gothic font was distorted in Titler+.

·        Bug Number: MCCET-4506. After consolidating or transcoding footage with an alpha channel, the clip names for Matte Key effects were not properly decoded when using Japanese characters.

·        Bug Number: MCCET-4858. Switching Audio Punch-in tool from Live mode to Auto mode caused an "Assertion failed: IsValidPanCoefficientValue (newCoefficient)" error.

·        Bug Number: MCCET-4672. Timeline would center around the blue bar (current position indicator) while zooming in and out during playback and did not retain the position selected by user when “Timeline Movement During Play” was set to “Scroll”. Media Composer now retains the position selected by user and the blue bar is centered when playback is stopped.

·        Bug Number: MCCET-4673. Checking out sequences was slower for remote Production Management clients with latencies higher than on-premises systems.

·        Bug Number: MCCET-4832. In some instances, bins were very slow to respond when opening and closing, or when displaying, sorting and selecting certain media.

·        Bug Number: MCCET-4772. Bins without changes were saved to the Attic when closed, causing the Attic to grow larger than necessary.

·        Bug Number: MCCET-4799. Naming a Custom Preset with Japanese characters resulted in text that was not properly decoded.

·        Bug Number: MCCET-4768. Option to "Skip Existing Transition Effects" was unavailable when using keyboard shortcuts to navigate the Quick Transition dialog box, even though "Apply To All Transitions" was selected.

·        Bug Number: MCCET-4635. Adding an effect to a clip with Three Tone, HSL Color Correction applied caused the Color Correction controls to stop working.

·        Bug Number: MCCET-4771. (Windows) In some instances, bins were very slow to open.

·        Bug Number: MCCET-4705. (macOS) Right-clicking in Script window caused Bin Fast Menu options to appear.

·        Bug Number: MCCET-4644. Exporting subclips from a bin or the Source monitor to an MXF OP1a file caused an “invalid trim” error.

·        Bug Number: MCCET-4537. Send to Playback did not work for "AVC Long GOP 50 1080p 50" media.

·        Bug Number: MCCET-4782. Enabling waveforms caused general sluggishness and slower performance when working in bins and sequences.

·        Bug Number: MCCET-4233. Titler+ was very slow to render titles in a 1080i/50 sequence, especially when compared to a 1080p/25 sequence.

·        Bug Number: MCCET-4695. Projects opened slower after adding MediaCentral Production Management Folder settings to Site Settings in MediaCentral.

·        Bug Number: MCCET-4580. When adding markers to an audio track using the Source monitor in a 1080p/24 project, the marker position jumped to a random location in the Timeline. When using different project settings, the current position indicator jumped to a random location after clicking on a marker in the Marker window.

For details on the complete bugs fixed, see the final update uploaded to the Knowledge Base Media Composer 2021 Documentation page at launch.

ReadMe: The new ReadMe was uploaded to the Knowledge Base Media Composer 2021 Documentation page at launch.