RunUAT.bat ERROR: AutomationTool was unable to run successfully.

Please help me! Im using win8.1 x64. When im trying to package my game for win i awlays got this error: " MainFrameActions: Packaging (Windows): RunUAT.bat ERROR: AutomationTool was unable to run successfully. MainFrameActions: Packaging (Windows): BUILD FAILED "

Hi Dingir8,

Please post this to the answerhub atanswers.unrealengine.com under the bug reports tab for further assistance. Thank you!