Error in static constructor of AnimalArmourFix.AnimalArmourFix: System.TypeInitializationException: The type initializer for 'AnimalArmourFix.AnimalArmourFix' threw an exception. ---> System.NullReferenceException: Object reference not set to an instance of an object
at AnimalArmourFix.AnimalArmourFix..cctor () [0x00107] in <a8b243dbbf0f40019a68f906e095536e>:0
--- End of inner exception stack trace ---
at (wrapper managed-to-native) System.Runtime.CompilerServices.RuntimeHelpers.RunClassConstructor(intptr)
at System.Runtime.CompilerServices.RuntimeHelpers.RunClassConstructor (System.RuntimeTypeHandle type) [0x0002a] in <567df3e0919241ba98db88bec4c6696f>:0
at Verse.StaticConstructorOnStartupUtility.CallAll () [0x0001a] in <d72310b4d8f64d25aee502792b58549f>:0
Verse.Log:Verse.Log.Error_Patch2(String, Boolean)
Verse.StaticConstructorOnStartupUtility:CallAll()
Verse.<>c:<DoPlayLoad>b__4_2()
Verse.LongEventHandler:ExecuteToExecuteWhenFinished()
Verse.LongEventHandler:UpdateCurrentAsynchronousEvent()
Verse.LongEventHandler:LongEventsUpdate(Boolean&)
Verse.Root:Verse.Root.Update_Patch1(Root)
Verse.Root_Entry:Update()

full log report[gist.github.com]