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Unreal Engine Won't Launch Internally

Hello, My project will launch when I select launch outside of the engine. It compiles, builds etc., without any issues. But when I'm in the unreal editor and I click to launch it fails during the building windows executable. I can't figure out how to resolve the lnk errors which are mostly lnk2001 and lnk2019. I'm assuming those are why it won't launch inside the engine. Here are the logs -

LogPlayLevel: Building 1 action with 8 processes... LogPlayLevel: [1/1] BuildingEscape.exe LogPlayLevel: Creating library C:\Users\Brandon Santangelo\Documents\repos\BuildingEscape_01\BuildingEscape\Binaries\Win64\BuildingEscape.lib and object C:\Users\Brandon Santangelo\Documents\repos\BuildingEscape_01\BuildingEscape\Binaries\Win64\BuildingEscape.exp LogPlayLevel: Module.Launch.cpp.obj : error LNK2019: unresolved external symbol "bool GIsGameAgnosticExe" (?GIsGameAgnosticExe@@3_NA) referenced in function "void __cdecl LaunchFixGameNameCase(void)" (?LaunchFixGameNameCase@@YAXXZ) LogPlayLevel: Module.Core.5_of_10.cpp.obj : error LNK2001: unresolved external symbol "bool GIsGameAgnosticExe" (?GIsGameAgnosticExe@@3_NA) LogPlayLevel: Module.BuildPatchServices.cpp.obj : error LNK2001: unresolved external symbol "wchar_t GInternalProjectName" (?GInternalProjectName@@3PA_WA) LogPlayLevel: Module.PakFile.cpp.obj : error LNK2001: unresolved external symbol "wchar_t GInternalProjectName" (?GInternalProjectName@@3PA_WA) LogPlayLevel: Module.NetworkFile.cpp.obj : error LNK2001: unresolved external symbol "wchar_t GInternalProjectName" (?GInternalProjectName@@3PA_WA) LogPlayLevel: Module.AutomationWorker.cpp.obj : error LNK2001: unresolved external symbol "wchar_t GInternalProjectName" (?GInternalProjectName@@3PA_WA) LogPlayLevel: Module.AutomationController.cpp.obj : error LNK2001: unresolved external symbol "wchar_t GInternalProjectName" (?GInternalProjectName@@3PA_WA) LogPlayLevel: Module.Engine.16_of_40.cpp.obj : error LNK2001: unresolved external symbol "wchar_t GInternalProjectName" (?GInternalProjectName@@3PA_WA) LogPlayLevel: Module.Engine.19_of_40.cpp.obj : error LNK2001: unresolved external symbol "wchar_t GInternalProjectName" (?GInternalProjectName@@3PA_WA) LogPlayLevel: Module.Engine.24_of_40.cpp.obj : error LNK2001: unresolved external symbol "wchar_t GInternalProjectName" (?GInternalProjectName@@3PA_WA) LogPlayLevel: Module.Engine.37_of_40.cpp.obj : error LNK2001: unresolved external symbol "wchar_t GInternalProjectName" (?GInternalProjectName@@3PA_WA) LogPlayLevel: Module.SandboxFile.cpp.obj : error LNK2001: unresolved external symbol "wchar_t GInternalProjectName" (?GInternalProjectName@@3PA_WA) LogPlayLevel: Module.ShaderCore.cpp.obj : error LNK2001: unresolved external symbol "wchar_t GInternalProjectName" (?GInternalProjectName@@3PA_WA) LogPlayLevel: Module.D3D11RHI.cpp.obj : error LNK2001: unresolved external symbol "wchar_t GInternalProjectName" (?GInternalProjectName@@3PA_WA) LogPlayLevel: Module.HTTP.cpp.obj : error LNK2001: unresolved external symbol "wchar_t GInternalProjectName" (?GInternalProjectName@@3PA_WA) LogPlayLevel: Module.Core.7_of_10.cpp.obj : error LNK2001: unresolved external symbol "wchar_t GInternalProjectName" (?GInternalProjectName@@3PA_WA) LogPlayLevel: Module.Core.9_of_10.cpp.obj : error LNK2001: unresolved external symbol "wchar_t GInternalProjectName" (?GInternalProjectName@@3PA_WA) LogPlayLevel: Module.ApplicationCore.cpp.obj : error LNK2001: unresolved external symbol "wchar_t GInternalProjectName" (?GInternalProjectName@@3PA_WA) LogPlayLevel: Module.CoreUObject.1_of_6.cpp.obj : error LNK2001: unresolved external symbol "wchar_t GInternalProjectName" (?GInternalProjectName@@3PA_WA) LogPlayLevel: Module.Launch.cpp.obj : error LNK2001: unresolved external symbol "wchar_t GInternalProjectName" (?GInternalProjectName@@3PA_WA) LogPlayLevel: Module.Core.2_of_10.cpp.obj : error LNK2001: unresolved external symbol "wchar_t GInternalProjectName" (?GInternalProjectName@@3PA_WA) LogPlayLevel: Module.Core.5_of_10.cpp.obj : error LNK2001: unresolved external symbol "wchar_t GInternalProjectName" (?GInternalProjectName@@3PA_WA) LogPlayLevel: Module.Core.6_of_10.cpp.obj : error LNK2001: unresolved external symbol "wchar_t GInternalProjectName" (?GInternalProjectName@@3PA_WA) LogPlayLevel: Module.Core.2_of_10.cpp.obj : error LNK2019: unresolved external symbol "wchar_t const const GForeignEngineDir" (?GForeignEngineDir@@3PEB_WEB) referenced in function "public: static wchar_t const * __cdecl FGenericPlatformMisc::EngineDir(void)" (?EngineDir@FGenericPlatformMisc@@SAPEB_WXZ) LogPlayLevel: Module.Core.5_of_10.cpp.obj : error LNK2019: unresolved external symbol "bool const GIsDebugGame" (?GIsDebugGame@@3_NB) referenced in function "public: static enum EBuildConfigurations::Type __cdecl FApp::GetBuildConfiguration(void)" (?GetBuildConfiguration@FApp@@SA?AW4Type@EBuildConfigurations@@XZ) LogPlayLevel: C:\Users\Brandon Santangelo\Documents\repos\BuildingEscape_01\BuildingEscape\Binaries\Win64\BuildingEscape.exe : fatal error LNK1120: 4 unresolved externals LogPlayLevel: ERROR: UBT ERROR: Failed to produce item: C:\Users\Brandon Santangelo\Documents\repos\BuildingEscape_01\BuildingEscape\Binaries\Win64\BuildingEscape.exe LogPlayLevel: (see C:\Users\Brandon Santangelo\AppData\Roaming\Unreal Engine\AutomationTool\Logs\C+Program+Files+Epic+Games+UE_4.20\UBT-BuildingEscape-Win64-Development_2.txt for full exception trace) LogPlayLevel: Total build time: 14.04 seconds (Parallel executor: 0.00 seconds) LogPlayLevel: Took 14.4159563s to run UnrealBuildTool.exe, ExitCode=5 LogPlayLevel: ERROR: UnrealBuildTool failed. See log for more details. (C:\Users\Brandon Santangelo\AppData\Roaming\Unreal Engine\AutomationTool\Logs\C+Program+Files+Epic+Games+UE_4.20\UBT-BuildingEscape-Win64-Development_2.txt) LogPlayLevel: (see C:\Users\Brandon Santangelo\AppData\Roaming\Unreal Engine\AutomationTool\Logs\C+Program+Files+Epic+Games+UE_4.20\Log.txt for full exception trace) LogPlayLevel: AutomationTool exiting with ExitCode=5 (5) LogPlayLevel: Completed Launch On Stage: Build Task, Time: 20.328186 LogPlayLevel: BUILD FAILED PackagingResults: Error: Launch failed! Unknown Error

Product Version: UE 4.20
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asked Oct 06 '18 at 04:38 PM in Using UE4

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DarkShepherd1992
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