Unreal Engine Issues
Unreal Engine Issues
'Particle Position', 'Particle Time' and 'Particle Random' material nodes not supported on mobile
UE - Platform - Mobile - Jan 31, 2020Replay playback can become paused indefinitely after scrubbing with high time dilation
UE - Networking - Feb 19, 2020When playing a replay with DemoPlayTImeDilation set to 5, and jumping around the timeline using GotoTimeInSeconds(), the play back can break, with game actors freezing and violently shaking. It seem ...
Bug - Animations and Keep State Fail when scrubbing backward.
UE - Anim - Sequencer - Jan 30, 2020If you scrub past an animation with keep state, and scrub into an animation with defaults everything is fine. When you scrub back to the animation with keep state, the animation breaks, until there ...
Skeletalmesh editing can be slow when asset have a lot of morphtarget
UE - Editor - Mar 3, 2020After investigation, the asset is not rebuild, what took time is the 2 following partThe serialization of the DDC where we have to initialize the morph targetsE:\P4\main\Engine\Source\Runtime\Engine ...
Crash in VisualizeComplexityPass
UE - Graphics Features - Mar 5, 2020Uncrouching a character on a physics object causes the character to penetrate the object only when physics substepping is enabled
UE - Simulation - Physics - Mar 10, 2020This does not repro when physics substepping is disabled. The sequence of events in the character uncrouch code (UCharacterMovementComponent::UnCrouch) causes the capsule to move up then increase i ...
Cannot navigate to native function source code from blueprint editor
UE - Foundation - Core - Feb 1, 2020REGRESSION RANGE WORKING: 9404494 (right before Dev-Core copy up at 9405827 BROKEN: 9407021 (Dev-Networking copy up) NavigateToFunctionSource: Unable to find symbols for 'UPaperFlipbook::GetNumFr ...
Making a navigation system 'strictly static' affects all subsequently created navigation system instances
UE - AI - Mar 26, 2020The problem is a result of two things: UNavigationSystemV1::bStaticRuntimeNavigation being staticUNavigationSystemModuleConfig::UpdateWithNavSysCDO copying the data from nav sys CDO, including bStat ...
USE_EQS_DEBUGGER affects runtime EQS results in SingleResult mode
UE - AI - EQS - Mar 26, 2020The licensee described it really well so I'll just copy what he said: When EQS debugging is enabled via USE_EQS_DEBUGGER, queries run in 'SingleResult' mode will not clear discarded items from the ...
Bind Cloth to Master Pose Component not working
UE - Simulation - Physics - Character - Apr 7, 2020Bind Cloth to Master Pose Component is not copying the sim buffer to the target skeletal meshes. ...