LogOutputDevice: Ensure Condition Failed:

I’m having a problem (Like Many Others) Where I try to test package my project and it fails. I feel as if it has something to do with the start up Code below, which also is referred at the end of the Failed Build:

LocalizationService: Info Localization service is disabled
LogCook:Display: Max memory allowance for cook 16384mb min free memory 0mb
LogCook:Display: Mobile HDR setting 1
LogFileCache: Scanning file cache for directory 'C:/Users/Owner/Documents/Unreal Projects/Project_Ava 4.16/Content/' took 0.33s
SourceControl: Info Source control is disabled
Cmd: MAP LOAD FILE="../../../../../../Users/Owner/Documents/Unreal Projects/Project_Ava 4.16/Content/Map/Armageddon_City.umap" TEMPLATE=0 SHOWPROGRESS=1 FEATURELEVEL=3
LightingResults: New page: Lighting Build
MapCheck: New page: Map Check
LightingResults: New page: Lighting Build
LogLinker:Warning: Asset '../../../../../../Users/Owner/Documents/Unreal Projects/Project_Ava 4.16/Content/SSP_TwinBlast_Skin_Bust.uasset' has been saved with empty engine version. The asset will be loaded but may be incompatible.
LogLinker:Warning: Asset '../../../../../../Users/Owner/Documents/Unreal Projects/Project_Ava 4.16/Content/BFS_RealisticWeapons/Pistol/WP_Pistol_COMBO.uasset' has been saved with empty engine version. The asset will be loaded but may be incompatible.
LogLinker:Warning: Asset '../../../../../../Users/Owner/Documents/Unreal Projects/Project_Ava 4.16/Content/BFS_RealisticWeapons/Pistol/WP_Pistol_DIFF.uasset' has been saved with empty engine version. The asset will be loaded but may be incompatible.
LogLinker:Warning: Asset '../../../../../../Users/Owner/Documents/Unreal Projects/Project_Ava 4.16/Content/BFS_RealisticWeapons/Pistol/WP_Pistol_NORM.uasset' has been saved with empty engine version. The asset will be loaded but may be incompatible.
LogMaterial: Uniform references updated for custom material expression Custom.
LogStats: FPlatformStackWalk::StackWalkAndDump -  2.171 s
LogOutputDevice:Error: === Handled ensure: ===
LogOutputDevice:Error: Ensure condition failed: !RotationQuat.ContainsNaN() [File:D:\Build\++UE4+Release-4.16+Compile\Sync\Engine\Source\Runtime\Core\Private\Math\UnrealMath.cpp] [Line: 429]
LogOutputDevice:Error: Invalid input to FRotator::Quaternion - generated NaN output: X=-nan(ind) Y=nan Z=nan W=-nan(ind)
LogOutputDevice:Error: Stack: 
LogOutputDevice:Error: UE4Editor-Core.dll!0x00000000FD96E2B6
LogOutputDevice:Error: UE4Editor-Core.dll!0x00000000FD71B8C2
LogOutputDevice:Error: UE4Editor-Core.dll!0x00000000FD731E86
LogOutputDevice:Error: UE4Editor-Core.dll!0x00000000FD73727E
LogOutputDevice:Error: UE4Editor-Engine.dll!0x00000000EAD00172
LogOutputDevice:Error: UE4Editor-CoreUObject.dll!0x00000000037FC40F
LogOutputDevice:Error: UE4Editor-CoreUObject.dll!0x00000000038B2D8C
LogOutputDevice:Error: UE4Editor-CoreUObject.dll!0x00000000038C9393
LogOutputDevice:Error: UE4Editor-CoreUObject.dll!0x00000000038C891A
LogOutputDevice:Error: UE4Editor-UnrealEd.dll!0x00000000E96444E1
LogOutputDevice:Error: UE4Editor-UnrealEd.dll!0x00000000E96353B5
LogOutputDevice:Error: UE4Editor-UnrealEd.dll!0x00000000E961ABA2
LogOutputDevice:Error: UE4Editor-UnrealEd.dll!0x00000000E9E216B6
LogOutputDevice:Error: UE4Editor-UnrealEd.dll!0x00000000E98BE13F
LogOutputDevice:Error: UE4Editor-UnrealEd.dll!0x00000000E98BDD7F
LogOutputDevice:Error: UE4Editor-UnrealEd.dll!0x00000000E9DD4DE1
LogOutputDevice:Error: UE4Editor-UnrealEd.dll!0x00000000E9D97F3E
LogOutputDevice:Error: UE4Editor.exe!0x00000000B7BAEFA6
LogOutputDevice:Error: UE4Editor.exe!0x00000000B7BAF12A
LogOutputDevice:Error: UE4Editor.exe!0x00000000B7BC0CF9
LogOutputDevice:Error: UE4Editor.exe!0x00000000B7BC25F7
LogOutputDevice:Error: KERNEL32.DLL!0x0000000026012774
LogOutputDevice:Error: ntdll.dll!0x0000000026490D51
LogStats:                SubmitErrorReport -  0.000 s
LogStats:                    SendNewReport - 16.929 s
LogStats:             FDebug::EnsureFailed - 19.111 s
LogAIModule: Creating AISystem for world Armageddon_City
LogEditorServer: Finished looking for orphan Actors (0.001 secs)
Cmd: MAP CHECKDEP NOCLEARLOG

The Errors start at line 18

So, I cleared up some of the other errors saying that my filenames were too long and repackaged my project. Still a problem with this strange error, but I have the Full Log. Perhaps anyone can shed light on the situation? Dropbox - File Deleted

Did some digging, and found This:

I’m Going to Have to Shut This Post Down, along with my other Question. Keep In mind, this is still unresolved