GetAllocatedSize returns inaccurate number of bytes

Core - May 20, 2015

When calling GetAllocatedSize() on a TBitArray it will round down the result of MaxBits / NumBitsPerDWORD. This means that not enough bytes are allocated when the MaxBits is not divisible by NumBi ...

Using FObjectFinder outside of the constructor causes crash

Core - May 19, 2015

If FObjectFinder is used in a function other than the constructor, which should not be done, it causes a crash. ...

HeaderTool issue with comment format

Core - May 18, 2015

If a user is attempting to apply a header comment to a function, if the following syntax is used, the editor will return the error "End of class header encountered inside comment" /** @brief Values ...

Launch on for Win64 produces fatal error

Core - May 18, 2015

Creating a C++ project and then attempting launch on for Windows 64 causes a fatal error crash in 4.8 preview 2 binary from launcher. Project recovers from fatal error and can then package and run . ...

Importing a New Substance Preset will crash the engine

Core - May 13, 2015

With the Substance plugin installed and when you try to import new preset data into the Substance Graph Instance, the engine will crash ...

Externally Referenced error is produced after cloning a 4.6.1 project and converting it to a 4.7.6 project

Core - May 13, 2015

A User in unable to save there project because of they get warnings for all of the objects in their scene saying they are externally referenced. This happens after cloning a project and then convert ...

Subobject instancing is broken and causes asserts when creating an instance of a blueprint class from non-CDO archetype

Core - May 13, 2015

When spawning an instance of a blueprint using an archetype that is not a class default object, child components will be attached to the template component instead of the instance. ...

Compile failure in UHT with combined multi-line / single line comments

Core - Apr 22, 2015

Using a single line comment to immediately follow a multi-line comment closing brace results in an illegible compile errors: "error code: CrashOrAssert(3)" Workaround: Include a space between */ an ...

Crash with for loop and TArray in constructor to generate multiple StaticMeshComponents

Core - Apr 20, 2015

Using a TArray to store multiple components being setup inside a for loop of a constructor will crash on project open. Crash Reporter: [Link Removed] ...

Projects with "TargetPlatform" set as a dependency cannot be packaged to Windows 64-bit if the project is made using the binary version of the Editor..

Core - Apr 10, 2015

Including "TargetPlatform" as a private dependency of a code project created using the binary version of the Engine prevents the Editor from being able to package the project for Win64. Removing the ...