[CrashReport] UE4Editor_Engine!SetDescendantIsEditorOnly() [scenecomponent.cpp:381]

Gameplay - Dec 1, 2017

This is a common 4.18 crash. Users have not provided any description of their actions when the crash occurred. Source Context 376 int32 NumDescendantsChanged = 0; 377 // recursiv ...

[CrashReport] UE4Editor_Engine!FPhysScene::SyncComponentsToBodies_AssumesLocked() [physscene.cpp:1271]

Physics - Dec 1, 2017

This is a common crash in 4.18 and 4.18.1. The callstack shares similarities to UE-50215, although that has been confirmed fixed in 4.18. Included in the same crashGroup are also a few Ensures wit ...

[CrashReport] UE4Editor_UnrealEd!FComponentEditorUtils::DeleteComponents() [componenteditorutils.cpp:539]

Gameplay - Components - Dec 1, 2017

This is a common crash in the 4.18 release. Users have not provided any descriptions of their actions when the crash occurred. Source Context 524 OutComponentToSelect = RootComponent; ...

Engine Crashes When Building Lighting if Precomputed Visibility Aggressiveness is set to VIS Max

Rendering - Nov 30, 2017

The engine crashes when building lighting if World Settings >> Precomputed Visibility >> Visibility Aggressiveness is set to "VIS Max." A Fatal Error message sometimes appears (screen shot attached) ...

Cannot specify custom window positions in "windowed mode" for packaged games

Tools - Nov 30, 2017

There is an issue where you cannot specify a specific location for a windowed packaged game when using a command line to open the project, the project will move to that position for a brief moment b ...

Blueprint interface function with the same name as a node gets fused

Gameplay - Blueprint - Nov 29, 2017

Creating a Blueprint interface and changing its function name causes a crash when using the undo button to change the name back. ...

Enabling For Distribution doesn't set config to Shipping in DefaultGame.ini

Platform - Mobile - Nov 29, 2017

After I ran the above steps and then packaged for Windows and iOS (using File > Package in the editor), my resulting executable was Shipping. So far this issue is cosmetic / confusing to the user ...

Lightmaps on Mobile Devices Appear Dirty and Blurry

Platform - Mobile - Nov 28, 2017

When deploying project to a mobile device, the quality of the baked lighting and shadows becomes very poor compared to "Mobile Preview." Lightmaps appear dirty and blurry, with splotches (As shown i ...

Event dispatchers does not correctly compile with variable that is the same BP

Gameplay - Blueprint - Nov 28, 2017

There is an issue occurring where Event dispatcher with inputs doesn't compile if they have a variable that is the same as the BP class. This issue only occurs with the variable being the same class ...

Static regex patterns can cause crashes on shutdown

Tools - Localization - Nov 28, 2017

The current lifetime management of regex patterns means that we can attempt to destroy them after ICU has been shutdown. We should change these to follow the same pattern as break-iterators, and exp ...