Destructible mesh crashes

Hey everyone, I am having a lot of trouble trying to render out and fix my game I’ve been working on. I have a multitude of problems stemming from use of the destructible mesh. Frame starters on startup, a blueprint actor we made keeps getting this error

Info Failed to load /Game/Outveil/WallDestructableMeshBlueprint.WallDestructableMeshBlueprint_C Referenced by DestructibleComponent0

And when clicking on the link to DestructibleComponent0 I crash and get the following error message.

MachineId:1B6C4FF04CAC1610E3EAACA24B08EBBC
EpicAccountId:91484662837e4b2c9e5e089a8c842482

Unknown exception - code 00000001 (first/second chance not available)

UE4Editor_Core!FDebug::AssertFailed() [c:\unrealengine-release\engine 4.9\engine\source\runtime\core\private\misc\outputdevice.cpp:354]
UE4Editor_CoreUObject!FGCCollector::HandleObjectReference() [c:\unrealengine-release\engine 4.9\engine\source\runtime\coreuobject\private\uobject\garbagecollection.cpp:409]
UE4Editor_Engine!FSimpleObjectReferenceCollectorArchive::operator<<() [c:\unrealengine-release\engine 4.9\engine\source\runtime\coreuobject\public\uobject\garbagecollection.h:462]
UE4Editor_CoreUObject!UObjectProperty::SerializeItem() [c:\unrealengine-release\engine 4.9\engine\source\runtime\coreuobject\private\uobject\propertyobject.cpp:32]
UE4Editor_CoreUObject!UStruct::SerializeBin() [c:\unrealengine-release\engine 4.9\engine\source\runtime\coreuobject\private\uobject\class.cpp:757]
UE4Editor_Engine!UBlueprintGeneratedClass::AddReferencedObjectsInUbergraphFrame() [c:\unrealengine-release\engine 4.9\engine\source\runtime\engine\private\blueprintgeneratedclass.cpp:721]
UE4Editor_CoreUObject!FArchiveRealtimeGC::ProcessObjectArray() [c:\unrealengine-release\engine 4.9\engine\source\runtime\coreuobject\private\uobject\garbagecollection.cpp:862]
UE4Editor_CoreUObject!TGraphTask::ExecuteTask() [c:\unrealengine-release\engine 4.9\engine\source\runtime\core\public\async\taskgraphinterfaces.h:797]
UE4Editor_Core!FTaskThread::ProcessTasks() [c:\unrealengine-release\engine 4.9\engine\source\runtime\core\private\async\taskgraph.cpp:539]
UE4Editor_Core!FTaskThread::ProcessTasksUntilQuit() [c:\unrealengine-release\engine 4.9\engine\source\runtime\core\private\async\taskgraph.cpp:340]
UE4Editor_Core!FTaskThread::Run() [c:\unrealengine-release\engine 4.9\engine\source\runtime\core\private\async\taskgraph.cpp:690]
UE4Editor_Core!FRunnableThreadWin::Run() [c:\unrealengine-release\engine 4.9\engine\source\runtime\core\private\windows\windowsrunnablethread.cpp:74]

Trying to delete the blueprint in the editor also gives me the same error message, so I’ve taken to removing it in the content folder itself, but it is a parent of several other children. This also means I cannot do any actions that are to do with this blueprint or affect anything else, like migrating the file. Even saving the game. Once I’ve removed the items from the content folder or tried replacing them, it still crashes.

Any suggestions on what is going wrong and how I can fix this? Thanks