Error_UnknownCookFailure

Hello, I’ve recently been trying to package my game for Windows 64bit in development build. The only thing checked is to use Pak file. After waiting several times for at least a day each of Unreal trying to cook my game data, I get the Unknown Cook Failure errors. I do get some errors early on during the cook process about file names being too long, but it continues to cook for many hours after that before finally failing all together. Could those file name errors make the entire cook fail or is this from something else?

Here is one of the file name errros…

Projects/MyProject154.10 4.18/Saved/Cooked/WindowsNoEditor/MyProject15/Content/UniversalSoundFX/Sound_Effects/HUMAN/Footsteps/Run_Trainers_Compact_Gravel/FOOTSTEPS_Run_Trainers_Compact_Gravel_x8_loop_mono.uasset
ProcessResult.StdOut: CookResults: Error: Couldn’t save package, filename is too long: C:/Users/jarem/Documents/Unreal Projects/MyProject154.10

I found information on how to fix those, but was wondering if those would be what’s causing the entire cook to fail. Its frustrating to have to wait almost an entire day to find out if it is going to fail or not.

Here is the final part of the log with the cook fatal errors…

ProcessResult.StdOut: LogWindows: Error: begin: stack for UAT
ProcessResult.StdOut: LogWindows: Error: === Critical error: ===
ProcessResult.StdOut: LogWindows: Error:
ProcessResult.StdOut: LogWindows: Error: Fatal error: [File:D:\Build++UE4+Release-4.18+Compile\Sync\Engine\Source\Runtime\Engine\Private\ShaderCompiler\ShaderCompiler.cpp] [Line: 884]
ProcessResult.StdOut: LogWindows: Error: Shader Compiling thread exception:
ProcessResult.StdOut: LogWindows: Error: Fatal error: [File:D:\Build++UE4+Release-4.18+Compile\Sync\Engine\Source\Runtime\Engine\Private\ShaderCompiler\ShaderCompiler.cpp] [Line: 251]
ProcessResult.StdOut: LogWindows: Error: ShaderCompileWorker crashed!
ProcessResult.StdOut: LogWindows: Error: Unhandled Exception: 0x80000003
ProcessResult.StdOut: LogWindows: Error: Fatal error!
ProcessResult.StdOut: LogWindows: Error:
ProcessResult.StdOut: LogWindows: Error: Unhandled Exception: 0x80000003
ProcessResult.StdOut: LogWindows: Error:
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x0000000088E7D020 ShaderCompileWorker-ShaderFormatOpenGL.dll!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x0000000088E805A2 ShaderCompileWorker-ShaderFormatOpenGL.dll!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x0000000088E7FF2E ShaderCompileWorker-ShaderFormatOpenGL.dll!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x0000000088E7FF2E ShaderCompileWorker-ShaderFormatOpenGL.dll!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x0000000088E7F7F6 ShaderCompileWorker-ShaderFormatOpenGL.dll!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x0000000088ED7797 ShaderCompileWorker-ShaderFormatOpenGL.dll!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x0000000088ED7D27 ShaderCompileWorker-ShaderFormatOpenGL.dll!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x0000000088E81101 ShaderCompileWorker-ShaderFormatOpenGL.dll!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x0000000088E815D7 ShaderCompileWorker-ShaderFormatOpenGL.dll!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x0000000088E814E3 ShaderCompileWorker-ShaderFormatOpenGL.dll!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x0000000088E81B5C ShaderCompileWorker-ShaderFormatOpenGL.dll!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x0000000088ED752A ShaderCompileWorker-ShaderFormatOpenGL.dll!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x0000000088E92D8C ShaderCompileWorker-ShaderFormatOpenGL.dll!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x0000000088E6DA3E ShaderCompileWorker-ShaderFormatOpenGL.dll!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x0000000088E6E29C ShaderCompileWorker-ShaderFormatOpenGL.dll!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x0000000088E6E1A6 ShaderCompileWorker-ShaderFormatOpenGL.dll!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x0000000088E5127C ShaderCompileWorker-ShaderFormatOpenGL.dll!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x0000000088E51E12 ShaderCompileWorker-ShaderFormatOpenGL.dll!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x000000005E7888C1 ShaderCompileWorker.exe!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x000000005E785110 ShaderCompileWorker.exe!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x000000005E78373D ShaderCompileWorker.exe!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x000000005E783935 ShaderCompileWorker.exe!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x000000005E78F40E ShaderCompileWorker.exe!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x000000005E7906DD ShaderCompileWorker.exe!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x00000000A8651FE4 KERNEL32.DLL!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x00000000AB11EF91 ntdll.dll!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x00000000AB11EF91 ntdll.dll!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error:
ProcessResult.StdOut: LogWindows: Error:
ProcessResult.StdOut: LogWindows: Error:
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x00000000A7823FB8 KERNELBASE.dll!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x00000000898376D4 UE4Editor-ApplicationCore.dll!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x00000000751D330B UE4Editor-Core.dll!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x00000000751647F9 UE4Editor-Core.dll!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x0000000073504F23 UE4Editor-Engine.dll!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x00000000734DB30C UE4Editor-Engine.dll!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x000000007352442A UE4Editor-Engine.dll!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x00000000734CBE53 UE4Editor-Engine.dll!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x0000000073534E08 UE4Editor-Engine.dll!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x00000000753D092C UE4Editor-Core.dll!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x00000000753C2563 UE4Editor-Core.dll!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x00000000A8651FE4 KERNEL32.DLL!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x00000000AB11EF91 ntdll.dll!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error: [Callstack] 0x00000000AB11EF91 ntdll.dll!UnknownFunction []
ProcessResult.StdOut: LogWindows: Error:
ProcessResult.StdOut: LogWindows: Error:
ProcessResult.StdOut: LogWindows: Error:
ProcessResult.StdOut: LogWindows: Error:
ProcessResult.StdOut: LogWindows: Error: end: stack for UAT
CommandUtils.Run: Took 65376.1036484s to run UE4Editor-Cmd.exe, ExitCode=3
InternalUtils.SafeDeleteFile: SafeDeleteFile C:\Users\jarem\AppData\Roaming\Unreal Engine\AutomationTool\Logs\D+UE_4.18\Cook-2017.12.17-08.10.30.txt
InternalUtils.SafeCopyFile: SafeCopyFile D:\UE_4.18\Engine\Programs\AutomationTool\Saved\Cook-2017.12.16-14.00.54.txt C:\Users\jarem\AppData\Roaming\Unreal Engine\AutomationTool\Logs\D+UE_4.18\Cook-2017.12.17-08.10.30.txt
InternalUtils.SafeDeleteFile: SafeDeleteFile D:\UE_4.18\Engine\Programs\AutomationTool\Saved\Cook-2017.12.16-14.00.54.txt
Project.Cook: Cook failed. Deleting cooked data.
ExceptionUtils.PrintExceptionInfo: ==============================================================================
ExceptionUtils.PrintExceptionInfo: ERROR: Cook failed.
ExceptionUtils.PrintExceptionInfo: (see C:\Users\jarem\AppData\Roaming\Unreal Engine\AutomationTool\Logs\D+UE_4.18\UAT_Log.txt for full exception trace)
ExceptionUtils.PrintExceptionInfo:
ExceptionUtils.PrintExceptionInfo: CommandletException: Editor terminated with exit code 3 while running Cook for C:\Users\jarem\Documents\Unreal Projects\MyProject154.10 4.18\MyProject15.uproject; see log C:\Users\jarem\AppData\Roaming\Unreal Engine\AutomationTool\Logs\D+UE_4.18\Cook-2017.12.17-08.10.30.txt
ExceptionUtils.PrintExceptionInfo: at AutomationTool.CommandUtils.RunCommandlet(FileReference ProjectName, String UE4Exe, String Commandlet, String Parameters)
ExceptionUtils.PrintExceptionInfo: at AutomationTool.CommandUtils.CookCommandlet(FileReference ProjectName, String UE4Exe, String[] Maps, String[] Dirs, String InternationalizationPreset, String[] CulturesToCook, String TargetPlatform, String Parameters)
ExceptionUtils.PrintExceptionInfo: at Project.Cook(ProjectParams Params)
ExceptionUtils.PrintExceptionInfo: Wrapped by AutomationException: Cook failed.
ExceptionUtils.PrintExceptionInfo: at Project.Cook(ProjectParams Params)
ExceptionUtils.PrintExceptionInfo: at BuildCookRun.DoBuildCookRun(ProjectParams Params)
ExceptionUtils.PrintExceptionInfo: at BuildCookRun.ExecuteBuild()
ExceptionUtils.PrintExceptionInfo: at AutomationTool.BuildCommand.Execute()
ExceptionUtils.PrintExceptionInfo: at AutomationTool.Automation.Execute(List1 CommandsToExecute, Dictionary2 Commands)
ExceptionUtils.PrintExceptionInfo: at AutomationTool.Automation.Process(String[] Arguments)
ExceptionUtils.PrintExceptionInfo: at AutomationTool.Program.MainProc(Object Param)
ExceptionUtils.PrintExceptionInfo: at AutomationTool.InternalUtils.RunSingleInstance(Func`2 Main, Object Param)
ExceptionUtils.PrintExceptionInfo: at AutomationTool.Program.Main()
ExceptionUtils.PrintExceptionInfo: ==============================================================================
Program.Main: AutomationTool exiting with ExitCode=25 (Error_UnknownCookFailure)

I’m so close to finishing my game and want to try testing a packaged version of the game and now everything is pretty much at a stand still.

Any help would be greatly appreciated. I’ll attach the entire log file. Thanks.

Ok, it’s saying the file size is too big. Hopefully what I cut and pasted will do. Let me know if additional information is needed.

“see C:\Users\jarem\AppData\Roaming\Unreal Engine\AutomationTool\Logs\D+UE_4.18\UAT_Log.txt for full exception trace”

Can you see if there’s any more info in there?