PCLaunch.rc.res is not not re-created during the build with -useprecompiled

UE - Foundation - Cpp Tools - UnrealBuildTool - Apr 15, 2016

A linker error is thrown when trying to build a project with -precompile / -useprecompile flags. Linker Error thrown: LINK : fatal error LNK1181: cannot open input file 'D:\UE4\Engine\Intermediate ...

UnrealBuildTool fails to build generate project files or build if the project is stored on a non-HFS partition

UE - Foundation - Cpp Tools - UnrealBuildTool - Mar 29, 2016

When a user attempts to compile a project that is stored on a non-HFS partition on OSX, UBT fails to build due to files that are being generated that start with ".". The user's proposed fix is to ha ...

New Third Party Plugin does not compile on Mac and Linux and prevents project from opening

UE - Foundation - Cpp Tools - UnrealBuildTool - Mar 29, 2016

When the plugin wizard is used to create a new third party plugin and restart the editor as prompted, there is a prompt to rebuild the plugin/project. On Windows this rebuild happens successfully a ...

Editor Type Plugins are Included in Packaged Development Build

UE - Foundation - Cpp Tools - UnrealBuildTool - Feb 19, 2016

When you declare a plugin as "Editor" type, the plugin is still included in a packaged development build. Found in 4.10.3 binary. Reproduced in 4.11 Preview 5, and Main CL 2870013 ...

Unable to compile Engine for Debug Editor when bDebugBuildsActuallyUseDebugCRT is set to true

UE - Foundation - Cpp Tools - UnrealBuildTool - Feb 10, 2016

When building the source for the engine in Visual Studio 2015, if bDebugBuildsActuallyUseDebugCRT is set to true and the build configuration is Debug Editor, the build will fail. Full output log fr ...

Compiling multiple projects with DebugGame will cause subsequent builds to fail

UE - Foundation - Cpp Tools - UnrealBuildTool - Feb 8, 2016

If two projects are both built using the DebugGame solution configuration, the first project will fail to compile in DebugGame again due to Unresolved External errors. It seems when DebugGame is co ...

Unreal Lightmass does not build by default when building Solution from Promoted Github 4.12

UE - Foundation - Cpp Tools - UnrealBuildTool - Jan 19, 2016

When building the Promoted 4.12 Solution from Github as of the 4AM commit, the Unreal Lightmass project does not build by default. This results in the inability to build lighting until Unreal Light ...

UDN: Editor ignores platform-suffixed solution file names when checking for a compiler

UE - Foundation - Cpp Tools - UnrealBuildTool - Dec 3, 2015

https://udn.unrealengine.com/questions/270801/cannot-open-modules-panel-its-missing.html MikeF: The "Modules" button will automatically become hidden if the editor thinks that the user is not a pr ...

Converting a source built project to 4.10 prevents the project from packaging.

UE - Foundation - Cpp Tools - UnrealBuildTool - Nov 27, 2015

If a project created in a source build of the engine is converted to the source version of 4.10, the project will not compile with a "Missing UE4Game binary" message. ...

Target.cs file not located in game Source directory leads to DLLs in Engine directory

UE - Foundation - Cpp Tools - UnrealBuildTool - Nov 24, 2015

A user has discovered that if the editor target cs file is located in an out of the ordinary directory, the dlls are built to the engine directory instead of the game directory. ...