Opening blueprints causes editor to crash

UE - Graphics Features - Apr 1, 2015

Opening any files in folders (attached) cause editor to crash. Crash Reporter: [Link Removed] Frequency: 10/10 In user's project (available if needed), opening the project immediately crashes ...

Component default data can be lost for a non-nativized Blueprint class that inherits the component from a nativized parent Blueprint class.

UE - Gameplay - Blueprint - Sep 5, 2018

This is a regression that was introduced by the fix for [Link Removed]. The fix makes an invalid assumption that instances of components whose archetypes are inherited by a non-nativized child Blue ...

Project launch options flicker between available and unauthorized/locked

Tools - Aug 20, 2018

Project launch options flicker between available and unauthorized/locked Unsure what causes this, but I have hit the issue twice. Another person has also seen this on their machine. I was able to ...

'Directions are not Compatible' error on ForEachLoopWithBreak if split struct pin is disconnected from Enum type

UE - Gameplay - Blueprint - Mar 25, 2015

'Directions are not Compatible' error on ForEachLoopWithBreak if split struct pin is disconnected from Enum type. Note: If the pins are reconstructed and the resplit, the error is fixed. ...

Actor Component Replication Not Working on Dynamically Spawned Components in Blueprint

UE - Networking - Aug 7, 2018

Actor components that are spawned dynamically through Blueprint are not being properly replicated to the client.  Found in 4.20 CL# 4233996 and reproduced in 4.21 Main CL# 4258917 Unable to test i ...

Pausing PIE does not stop timelines from running if players is set to more than 1

UE - Networking - Nov 23, 2015

Pausing PIE does not stop timelines from running if players is set to more than 1. Test project attached. Reproduced in 4.9.2 binary, 4.10.0 binary, and Main (CL# 2776829) ...

Attempting to connect to Perforce source control causes a crash

Tools - Oct 16, 2015

Selecting Perforce from the list of source control options will cause the editor to crash. Crash Reporter [Link Removed] May also be the same as: [Link Removed] REGRESSION? Yes. Issue did not occ ...

Assertion failed after closing project on Oculus Mobile - Referencing AudioMixerSourceManager.cpp:300

UE - Audio - Apr 30, 2019

This assertion seems to occur when closing the project while a sound is playing on the device. Assertion failed: CommandBuffers[NextIndex].SourceCommandQueue.Num() == 0 [File:D:/P4Workspaces/Switch ...

[Sound Cue] - Randomizer in Sound Cue always picking first input on level load

UE - Audio - Dec 8, 2022

Reproduced 10/10 times. Issue also occurs in //UE5/Release-5.0 - CL 20979098 Binary. Confirmed NOT a Regression. None of these settings seemed to have any effect:Preselect at Level Load (Random nod ...

Overlapping isn't updated on replicated components after SetWorldTransform

UE - Networking - Dec 10, 2015

Overlapping isn't updated on replicated components after SetWorldTransform. Updating the transform on the Actor itself updates the overlapping as expected. Reproduced in 4.10 and Main (CL# 2798114) ...