Unreal Engine Issues

MRQ - MovieGraphEditorExample.py on_executor_finished_delegate not called in 5.6

From UDN: We are launching jobs using a modified version of MovieGraphEditorExample.py. In 5.5 everything works fine, but in 5.6 the on_executor_finished_delegate is never getting called when all th ...

MRQ - No Rayrtaced Shadows casted from Groom Caches with only 1 Spatial Sample

A groom cache will not cast a raytraced shadow with only 1 spatial sample. It does not matter how many temporal samples you have. ...

Editor hang calling UMoviePipelineBlueprintLibrary::UpdateJobShotListFromSequence

Within UMoviePipelineBlueprintLibrary::UpdateJobShotListFromSequence we are experiencing an editor freeze when launching an MRQ render of sequences where a camera is unable to find a valid possessab ...

MRQ - Black output layers in multichannel exr with a multi-camera cuts track

If you have Render All Cameras enabled in MRQ and are rendering a multilayer exr from a sequence that has multiple cameras edited in the camera cuts track the frames where a camera is not active in ...

MRQ GBuffer Output Renders Normal GBuffer instead of BaseColor

When attempting to use console variables to render the BaseColor output, the GBuffer overview or GBuffer normal output is rendered instead.  Using the commands in the Editor viewport shows the BaseC ...

MRQ Graph - No Output Written to Disk with UNC Paths

When using a Movie Render Graph config, no output is written to disk if the Output Directory is set to a UNC path.  This does work with legacy presets. To fake a UNC path locally, use this conventi ...

MRQ - Skeletal Mesh motion vector are output only for the last sample of Spatial Sample Count

Skeletal Mesh motion vectors are output only for the last sample of Spatial Sample Count, while Static Mesh motion vectors are output in all samples. UDN: [Link Removed] Slack thread: [Link Remo ...

MRQ - Long text comments in the MRQ burnin takes multiple frames to properly format

Long text comments in the MRQ burnin takes multiple frames to properly format. See slack thread here: [Link Removed] ...

Assert in MoviewPipelinePIEExecutor when cancelling movie scenes during rendering

When rendering a single Level Sequence with MRQ, removing the Level Sequence that is actively rendering will create an array out of bounds exception. Also confirmed in //UE5/Main, CL: 36086643 ...

UI Flickers in Packaged Movie Render Queue builds