Not able to bake because of builtdata.uasset

UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2017.03.31-13.57.32:533][ 0]LogLinker:Warning: Unable to load package (D:/Projects/Enerpac VR/Project/Content/Game_components/Levels/Hangar_BuiltData.uasset). Post Tag is not valid. File might be corrupted.
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2017.03.31-13.57.32:533][ 0]LogPackageDependencyInfo:Warning: RecursiveDeterminePackageDependentTimeStamp: Failed to find linker for D:/Projects/Enerpac VR/Project/Content/Game_components/Levels/Hangar_BuiltData.uasset
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2017.03.31-13.57.32:954][ 0]LogWindows:Error: begin: stack for UAT
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2017.03.31-13.57.32:954][ 0]LogWindows:Error: === Critical error: ===
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2017.03.31-13.57.32:954][ 0]LogWindows:Error:
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2017.03.31-13.57.32:954][ 0]LogWindows:Error: Assertion failed: DepPkgInfo->bInitializedDependencies == true [File:D:\Build++UE4+Release-4.15+Compile\Sync\Engine\Source\Developer\PackageDependencyInfo\Private\PackageDependencyInfo.cpp] [Line: 341]
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2017.03.31-13.57.32:955][ 0]LogWindows:Error:
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2017.03.31-13.57.32:955][ 0]LogWindows:Error:
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2017.03.31-13.57.32:955][ 0]LogWindows:Error:
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2017.03.31-13.57.32:955][ 0]LogWindows:Error: KERNELBASE.dll!0x000000007F8C7788
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2017.03.31-13.57.32:955][ 0]LogWindows:Error: UE4Editor-Core.dll!0x00000000621B64EE
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2017.03.31-13.57.32:955][ 0]LogWindows:Error: UE4Editor-Core.dll!0x0000000061FDCEEE
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2017.03.31-13.57.32:956][ 0]LogWindows:Error: UE4Editor-Core.dll!0x0000000061F62729
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2017.03.31-13.57.32:956][ 0]LogWindows:Error: UE4Editor-PackageDependencyInfo.dll!0x0000000072EC0C75
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2017.03.31-13.57.32:956][ 0]LogWindows:Error: UE4Editor-PackageDependencyInfo.dll!0x0000000072EBABD0
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2017.03.31-13.57.32:956][ 0]LogWindows:Error: UE4Editor-UnrealEd.dll!0x000000005C0FCEE2
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2017.03.31-13.57.32:956][ 0]LogWindows:Error: UE4Editor-UnrealEd.dll!0x000000005C0A9B7E
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2017.03.31-13.57.32:956][ 0]LogWindows:Error: UE4Editor-UnrealEd.dll!0x000000005C10C3A2
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2017.03.31-13.57.32:956][ 0]LogWindows:Error: UE4Editor-UnrealEd.dll!0x000000005BFD045D
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2017.03.31-13.57.32:957][ 0]LogWindows:Error: UE4Editor-UnrealEd.dll!0x000000005BFC3BF2
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2017.03.31-13.57.32:957][ 0]LogWindows:Error: UE4Editor-Cmd.exe!0x000000009C11776F
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2017.03.31-13.57.32:957][ 0]LogWindows:Error: UE4Editor-Cmd.exe!0x000000009C10E96A
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2017.03.31-13.57.32:957][ 0]LogWindows:Error: UE4Editor-Cmd.exe!0x000000009C10EBBA
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2017.03.31-13.57.32:957][ 0]LogWindows:Error: UE4Editor-Cmd.exe!0x000000009C120A29
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2017.03.31-13.57.32:957][ 0]LogWindows:Error: UE4Editor-Cmd.exe!0x000000009C1216FE
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2017.03.31-13.57.32:958][ 0]LogWindows:Error: KERNEL32.DLL!0x0000000082468364
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2017.03.31-13.57.32:958][ 0]LogWindows:Error: ntdll.dll!0x0000000082CF5E91
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2017.03.31-13.57.32:958][ 0]LogWindows:Error: ntdll.dll!0x0000000082CF5E91
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2017.03.31-13.57.32:958][ 0]LogWindows:Error:
OCULUS: Info: [HMDState] Requested to SetForegroundWindow(b055all)
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2017.03.31-13.57.32:958][ 0]LogWindows:Error: end: stack for UAT
UATHelper: Packaging (Windows (64-bit)): CommandUtils.Run: Run: Took 102.3292189s to run UE4Editor-Cmd.exe, ExitCode=3
UATHelper: Packaging (Windows (64-bit)): Project.Cook: Cook failed. Deleting cooked data.
UATHelper: Packaging (Windows (64-bit)): Program.Main: ERROR: AutomationTool terminated with exception: AutomationTool.AutomationException: Cook failed. —> AutomationTool.AutomationException: BUILD FAILED: Failed while running Cook for D:\Projects\Enerpac VR\Project\Project_Vegas.uproject; see log C:\Users\The laundry\AppData\Roaming\Unreal Engine\Automati
onTool\Logs\C+Program+Files+Epic+Games+UE_4.15\Cook-2017.03.31-15.58.08.txt
UATHelper: Packaging (Windows (64-bit)): at AutomationTool.CommandUtils.RunCommandlet(FileReference ProjectName, String UE4Exe, String Commandlet, String Parameters)
UATHelper: Packaging (Windows (64-bit)): at AutomationTool.CommandUtils.CookCommandlet(FileReference ProjectName, String UE4Exe, String[] Maps, String[] Dirs, String InternationalizationPreset, String[] CulturesToCook, String TargetPlatform, String Parameters)
UATHelper: Packaging (Windows (64-bit)): at Project.Cook(ProjectParams Params)
UATHelper: Packaging (Windows (64-bit)): — End of inner exception stack trace —
UATHelper: Packaging (Windows (64-bit)): at Project.Cook(ProjectParams Params)
UATHelper: Packaging (Windows (64-bit)): at BuildCookRun.DoBuildCookRun(ProjectParams Params)
UATHelper: Packaging (Windows (64-bit)): at BuildCookRun.ExecuteBuild()
UATHelper: Packaging (Windows (64-bit)): at AutomationTool.BuildCommand.Execute()
UATHelper: Packaging (Windows (64-bit)): at AutomationTool.Automation.Execute(List1 CommandsToExecute, CaselessDictionary1 Commands)
UATHelper: Packaging (Windows (64-bit)): at AutomationTool.Automation.Process(String[] Arguments)
UATHelper: Packaging (Windows (64-bit)): at AutomationTool.Program.MainProc(Object Param)
UATHelper: Packaging (Windows (64-bit)): at AutomationTool.InternalUtils.RunSingleInstance(Func`2 Main, Object Param)
UATHelper: Packaging (Windows (64-bit)): at AutomationTool.Program.Main()
UATHelper: Packaging (Windows (64-bit)): Program.Main: AutomationTool exiting with ExitCode=25 (Error_UnknownCookFailure)
UATHelper: Packaging (Windows (64-bit)): BUILD FAILED
PackagingResults:Error: Error Unknown Cook Failure

This is the next inline of alot of errors i have been getting when trying to build in ue4.15
But he can’t load the build data, and when i build he gives this error about it.

Help is once again needed.

Thanks in advance.

Hey ,

It looks like you’re running into this particular crash in your commandlet:

If you notice in your log, you have the same error message: LogWindows:Error: Assertion failed: DepPkgInfo->bInitializedDependencies == true [File:D:\Build++UE4+Release-4.15+Compile\Sync\Engine\Source\Developer\PackageDependencyInfo\Private\PackageDependencyInfo.cpp] [Line: 341]

This issue has been marked as resolved for 4.16, and you can merge the fix commit into your engine if you are building from source to test the fix now. Otherwise, you’ll need to wait for 4.16 to release.

One thing I can recommend is trying to make a copy of your project (just to prevent any issues from corrupting the original project) and deleting that particular file that may be corrupted according to the log: D:/Projects/Enerpac VR/Project/Content/Game_components/Levels/Hangar_BuiltData.uasset

Have a great day