Unreal Engine Issues

Dependent values of CVars for animation budget allocator are not correctly updated when setting from ini

It seems that the FConsoleVariableDelegate used with CVars in AnimationBudgetAllocatorCVars.cpp does not get called when values get set initially from ini (e.g. DefaultEngine.ini) so dependent value ...

Deploy device not saved in Project Launcher

The deploy device selected in project launcher custom profile does not get saved. After restarting the editor, all selections are cleared, and have to be re-selected in the deploy device every time. ...

AlwaysTickPose is prone to double firing notifies in a dedicated server setup.

See UDN for more info: https://udn.unrealengine.com/s/question/0D5QP00000MfU8l0AF/uanimnotifynotify-is-called-twice-for-the-same-notify-on-server-in-a-multiplayer-game ...

Inconsistent behavior with data layers and attached actors

Sync Marker validation check fails on Follower anim sequence with an active Mirror Table when Leader anim sequence is playing backwards

Validation fail ...

Draw Invalidating Bounds debug view mode for Virtual Shadow Maps is gone in 5.4

The CVar "r.Shadow.Virtual.Cache.DrawInvalidatingBounds" referenced in the official 5.4 documentation for virtual shadow maps, no longer shows any bounds as the underlying code seem to be removed in ...

PostReplicatedChange called for fast array item even when no values change

Unless a property is set to REPNOTIFY_Always, we compare the property's received value to the current value on the client before calling the OnRep function. However, when determining if a fast array ...

ControlRig & Sequencer: FindControlRigs returns rigs even if their track have been removed

Constraint Actor to Rig with Editor Utility Widget is working for the first time adding to the Sequencer. However if it was deleted and added to Sequencer again, run Scripted Actor Action shows Err ...

Case Child Actor Component validation error when set as editor-only

When a blueprint actor with a child actor component is placed in a level, and the child actor component is set as editor-only, the output log will show a validation error when the actor is moved and ...

SpringArmComponent with "Use Camera Lag Substepping" does not handle fluctuating frame rates correctly

The description of SpringArmComponent's "Use Camera Lag Substepping" option says "sub-step camera damping so that it handles fluctuating frame rates well". However, as noted and explained by a licen ...