Sub Classing World Settings Causes Hot Reload to Crash

UE - Foundation - Core - Feb 3, 2016

When creating a subclass of World Settings, attempting to use the in-editor compile button to compile the code causes the editor to crash. Found in 4.11 Preview 4. Reproduced in 4.10.2 binary and ...

Certain console commands/variables do not show their description text in the console window

UE - Foundation - Core - Jan 25, 2016

Console variables such as "t.maxFPS", "CauseHitches", "t.unsteadFPS", and help "help" (these were all tested, there may be more untested with the same behavior) have description text in code howeve ...

Code delegates duplicate function calls when owning actor is duplicated in the editor

UE - Foundation - Core - Jan 15, 2016

If an actor that contains a delegate bound in code is duplicated after being placed in the level, the delegate for the duplicate will also trigger the delegate for the original as well. ...

Typos in Array.h

UE - Foundation - Core - Dec 28, 2015

In Array.h, there are a few typos in comments. In 4.9.2 and 4.10, the typos occur at line 2335 and 2359. *@param InIntem Item to be added. In Main, the typos are located at lines 2471 and 2495. ...

Declaring a TMap as a UPROPERTY fails to compile with a boolean

UE - Foundation - Core - Dec 16, 2015

Declaring a TMap< [type], bool> will fail to compile if it is declared as a UPROPERTY. The error seems to be with the bool because TMap< [type], int8> will compile as a UPROPERTY. ...

Source build does not compile if OS is set to Turkish

UE - Foundation - Core - Dec 14, 2015

Attempting to build the editor from source will fail to compile in VS if the computers Region format / Language is set to Turkish. This is caused by #ifndef Identifiers being translated incorrectly ...

Leading space in front of block comment above UCLASS Macro prevents compile

UE - Foundation - Core - Dec 4, 2015

If a block comment is used above the UCLASS Macro, leading spaces before the start of the comment causes UHT to fail and the solution to fail compile with a "Missing 'UCLASS' in Class declaration" e ...

Passing a TAssetPtr into a BlueprintImplementableEvent results in a build error in the generated code.

UE - Foundation - Core - Dec 2, 2015

Trying to pass a TAssetPtr to a BlueprintImplementableEvent function will result in a build failure. It appears that the TAssetPtr should be passed as a const reference, but this results in an error ...

AssetImportData does not get deserialized on a UTexture when loaded as part of a streaming level

UE - Foundation - Core - Nov 25, 2015

The repro case is to create a material with a texture (texture T), apply it to some object, like a basic cube. Save out this level, level A. Create a new level, and add level A as a sublevel, and sa ...

Calling LoadAssetDataFromPath with default save path crashes the editor

UE - Foundation - Core - Nov 20, 2015

Attempting to call LoadAssetDataFromPath with the path set to the default save location (/Saved/SaveGames) ...