Unreal Engine Issues

Level instance edit mode changes actor transforms

BlackmagicMediaSource causes a memory leak if "Just-In-Time Rendering" option is ON.

Since 5.3, BlackmagicMediaSource causes a memory leak. This didn't happen on 5.2. You can see the leak on PIE. [Image Removed] [Image Removed] If "Just-In-Time Rendering" option in the MediaB ...

Keyboard shortcut for Snap to 2D Layer functions when Layer Snapping is disabled

Using the Ctrl+Spacebar shortcut will snap an actor to a 2D layer even if Layer Snapping is disabled in the project settings ...

Step/Stop/Resume buttons change positions on blueprint editor window when stepping through blueprints

While stepping through blueprints utilizing breakpoints, the step/stop/resume buttons often change places slightly depending upon which nodes are being stepped through. This can be problematic while ...

Changing a variable during simulate will cause physics object to jump around

If a user has an actor that is simulating physics during simulation of play in the editor and they then change the value of a variable trough the details panel below the world outliner then the acto ...

Pressing Play/Simulate on Window without Focus does not Function on Mac

If a user attempts to 'PIE' within a window that does not currently have focus, the 'PIE' will not execute. The user provided a video on his answerhub post which illustrates the issue clearly. In ...

The Ability to Import Compatible Assets While Maintaining Original Folder Structure No Longer Functioning

Before UE4.12 A user could drag a folder and its sub-directories from the Finder in Windows into the Content Browser and it would keep the folder structures. Now, doing the same results in the asset ...

User-Defined Variables Reset to Null When Not Marked as Editable

When running the construction script of an actor blueprint, user-defined variables are reset to NULL each time the script is run. This seems inconsistent, as if the variables are set to Expose on S ...

Skeletal Mesh Import Issue

After importing a skeletal mesh FBX (*IMPORTANT: With "Import Mesh" not selected the first time) the option box to "import mesh" disappears and the user is forced to use the originally selected "ske ...

Reimporting a static mesh will reset multiple properties in the Static Mesh Editor

When reimporting a static mesh settings that have been changed in the Static Mesh Editor will be reset to the defaults. ...