Unreal Engine Issues

Color and Opacity animation option does not play for Button component

Color and Opacity animation option does not play for Button component, this occurs both in the Widget editor and during play. This issue is not a regression Versions Tested: 4.16.3 - CL: 3561208 - ...

Large Landscapes cause long PIE start time delays

These delays appear with large Landscapes (for example 8029 x 8029) . The delays only start occurring after the level is saved and reopened. After which PIE start times will be 5 to 15 times longer ...

Pressing "X" to clear text field results in closing window instead.

In the event graph of a newly created Blueprint, in the "All Actions for this Blueprint" window brought up by right clicking the grid, the window will close by pressing "X" in the text field, instea ...

Unexpected Changes in Saturation/Contrast of Colors when upgrading project to 4.15

When upgrading a project to 4.15 (in my case from 4.14.3), the colors seem to have shifted in contrast/saturation. It is not a huge difference, but noticeable enough to affect the overall result of ...

Launching on IOS, sessions do not appear in the Session Frontend

Licensee reports: Dug into this further and our iOS devices aren't receiving any of the handshake messages sent by the Session Frontend (or any other UDP messages for that matter) because multicast ...

Attempting to use the GameplayTags module in a binary code project will result in build failures in Visual Studio.

Using the GameplayTags module in a code project created with the binary version of the Engine results in a build failure in Visual Studio. The following error is shown: 1> D:/Epic Games/4.7/Engine ...

SWorldPartitionEditorGrid2D causing editor to crash

Selecting a text field that is displaying "Multiple Values" will rewrite all values for all selected entities to "Multiple Values"

Selecting a text field that is displaying "Multiple Values" will rewrite all values for all selected entities to "Multiple Values". Reproduced in 4.7.6, 4.8.0, and Main (//depot/UE4/Promotable-CL-2 ...

Multiplayer Shootout project sample is crashing on start

The project sample Multiplayer Shootout in the Learn tab is crashing on start up with 4.7.4 Crash does not occur on 4.8. Tested by Patrick.D on Main CL-2498147 Pass in 4.7.5 dev. - CKC 2503383 ...

Copying a call to a Custom Event or Function in another Blueprint and pasting it in the Blueprint the Custom Event or Function comes lives in will cause a compile warning or failure

Copying a call to a Custom Event or Function in another Blueprint and pasting it in the Blueprint the Custom Event or Function comes lives in will cause a compile warning or failure. In 4.7.5 it giv ...