In the details for a Static Mesh Actor, MassInKg resets to 0 when the user tries to set it to something else. I couldn't reproduce this issue in 4.13. ...
The editor crashes when the Count parameter passed into the Mid function is < 0. There is an assertion check(Count >= 0); in FString Mid in UnrealString.h, but an error message would be expected ...
All of the graphs in the Math_Hall can be scaled down to 0 which causes the graphs to appear distorted. These should probably be clamped as 1 since scaling them down to 0 does not show any useful in ...
When importing a LOD model, LOD material can get added as element 0, not preserving previous material assignment. It's not possible to re-order/delete the automatically added Element 0 WorldGridMat ...
I had a game that needed to generate hundreds of thousands of random numbers. (I was using the Blueprint "Random Float" node). There were a ton of 0.0 values generated, many more than any other n ...
This is a longstanding crash that occurs with low frequency per release, but has affected 400 users since the 4.11 release. Unfortunately among all of them, only one has provided any description. ...
Shipping builds of the Engine fail when using the Visual Studio 2017 compiler due to a potential divide by 0 error. This is because the TotalColumnSize property of SMemoryStats is set to 0 by defaul ...
Trying to launch the editor with the command -MacExplicitRenderer=0 causes a crash. At the time of the crash, the following line appears in the log:LogMac:Error: appError called: Assertion failed: A ...
Using a For Loop inside of a Blueprint Function or Function Library will always return index 0 when used in the Construction Script. This was reported and tested in 4.19.2 (CL-4033788). This was r ...
Using a lower fixed frame rate (i.e. 20fps) causes the auto save timer (when set to the default of 10) to count down in 3 seconds. Found in 4.10 Preview 2 CL 2733139. Reproduced in 4.9.2 binary an ...