Crash when removing edges in Geometry mode

UE - LD & Modeling - Modeling Tools - Mesh Editing - Jun 20, 2017

Crash when removing edges in Geometry mode. Seems to happen when trying to remove all edges from a side. ...

Adding an LOD while in PIE or Simulate Cauases the Editor to Crash

UE - Niagara - Apr 29, 2019

If you add an LOD while the editor is simulating or playing, the Editor Crashes. Found in 4.20 CL# 4369336, 4.21 CL# 4753647, 4.22 CL# 5660361, 4.23 CL# 6063286 ...

Crash adding component to landscape

UE - LD & Modeling - Terrain - Landscape - Feb 13, 2017

REGRESSION Yes, does not occur in 4.15. Editor crashes when the user adds a component to their landscape. ...

Using the Set console command to change a value at runtime causes a crash

UE - Gameplay - Dec 9, 2015

When using the Set command to change the value of a class at runtime, the game instance will crash with an access violation. Note: This needs to be done in Standalone or a packaged version for this ...

Editor crashes when entering something in the console

Tools - Apr 10, 2018

Setting your language to German and using a German keyboard will crash the editor when typing into the console. This is the keyboard that was used for testing: [Link Removed]  ...

Animation Blueprint Editor Crashes on Compile if the Debug Instance Selection is Other Than No Object or Preview Instance

OLD - Anim - Jan 15, 2018

-Crash occurs when debug is set, and anim Blueprint is compiled while actor blueprint is selected -When reopening project, imported assets are no longer there -Reopening project after crash, the opt ...

Syncing a texture from source control while a material editor sampling it is open will crash the editor

Tools - Apr 13, 2018

Syncing to source control will cause a crash if a texture is synced that is being referenced by an open material editor, even if the texture hasn't been modified. A quick solution may be to close th ...

When welding collision between Third Person UE4 Mannequin's left foot ball, to left foot in physics tab results in an Engine crash.

UE - Simulation - Physics - Jan 30, 2019

When using a Third Person UE4 Mannequin, Opening the Physics asset tab, and welding the collision between left foot ball, to left foot results in an Engine crash. Additional Note: Using the same ...

Crash when modifying BP custom event after deleting BP function

UE - Gameplay - Blueprint - Mar 24, 2017

If a BP function contains a Create Event node, deleting the function will cause the editor to crash when modifying any custom event of that BP. Regression: No - same behavior occurs in 4.14.3 Binar ...

Crashes when copying an array of actors that implement an interface into an array of interface references

UE - Gameplay - Sep 17, 2019

When assigning an array of actors that implement a specific interface to an array of the specific interface the engine crashes. This doesn't happen if the actor array is put through a for each loop ...