Failing to launch packaged 32-bit projects

UE - Foundation - Core - Oct 14, 2016

An error will occur when opening a packaged 32-bit project. The error references the MallocBinned2.cpp file. ...

DataTable::LoadStructData allocating wrong size

UE - Foundation - Core - Oct 5, 2016

Pointed out by a licensee here: UDataTableを読みこんだ際のメモリ破壊について When reading the `UDataTable, in DataTable::LoadStructData()` the contents of the struct are interpreted[Image Removed], but the size of ...

A build may fail in Visual Studio if a space is added after the # in an include pre-processor instruction to allow a struct in one header file to reference a struct in the other

UE - Foundation - Core - Sep 23, 2016

A project building in Visual Studio will sometimes fail with the error Unrecognized type 'FBar' - type must be a UCLASS, USTRUCT or UENUM. This can occur in situations where one struct was reference ...

Crash in TMap struct deserializer

UE - Foundation - Core - Sep 20, 2016

When deserializing a TMap<FString, FString> with the JsonStructDeserializer, the Engine crashes. ...

Cancelling level save due to previous save crashes editor

UE - Foundation - Core - Sep 12, 2016

If a level has been saved as two different levels and a new save initiated, the editor will crash if the overwrite is cancelled. Frequency 3/3 Regression (Yes) issue (does not) occur in 4.12.5 ...

Move 'Scale is not valid' warning to MessageLog to make it more noticeable.

UE - Foundation - Core - Aug 30, 2016

Memory leak when comparing scale value with 0 on transform. It appears that the memory used by the editor increases by 25-50 mbs while comparing the scale to 0. Regression (no) issue (does) occur ...

Cannot use legacy UE types on Mac, Linux and other platforms

UE - Foundation - Core - Aug 30, 2016

On Windows and Xbox we have special header files to re-enable legacy UE types, such as DWORD. On Linux, Mac and other platforms there is no such mechanism. This prevents us from compiling plug-ins w ...

Launch on fails

UE - Foundation - Core - Aug 12, 2016

Project fails to launch onto windows and mac CRC client only comes up for mac ...

FMath::TruncToInt() may result in incorrect data being returned in instances when a Double is passed in containing a large integer value

UE - Foundation - Core - Aug 4, 2016

The FMath::TruncToInt() function takes a float parameter, but some calls to this function pass in a double value. For most use cases, this will probably work fine. However, if the integer values are ...

Crash on saving imported font

UE - Foundation - Core - Aug 3, 2016

Unable to import new fonts into project ...