Xcode build ue4.1 failed

Hi all, I have a problem in building UE4Editor with xcode 5.1.1.

My System Version is 10.9.3.

My Error Log is:


Error: Failed to generate code for UE4Editor - error code: 134

ERROR: UnrealHeaderTool failed for target ‘UE4Editor’ (platform: Mac, module info: /Users/James/UnrealEngine-4.1.0-release/Engine/Intermediate/Build/Mac/UE4Editor/Development/UnrealHeaderTool.manifest).

Command /Us


Can Anyone help?