Hey! my friend have this error:
System.Reflection.RuntimeModule.GetTypes(RuntimeModule module)
en System.Reflection.RuntimeModule.GetTypes()
en System.Reflection.Assembly.GetTypes()
en Terraria.ModLoader.AssemblyManager.Instantiate(LoadedMod mod)
en System.Linq.Enumerable.WhereSelectListIterator`2.MoveNext()
en System.Collections.Generic.List`1..ctor(IEnumerable`1 collection)
en System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source)
en Terraria.ModLoader.AssemblyManager.InstantiateMods(List`1 modsToLoad)
antisocial:No se puede cargar el tipo 'System.Runtime.CompilerServices.IteratorStateMachineAttribute' del ensamblado'mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089'.
en System.ModuleHandle.ResolveType(RuntimeModule module, Int32 typeToken, IntPtr* typeInstArgs, Int32 typeInstCount, IntPtr* methodInstArgs, Int32 methodInstCount, ObjectHandleOnStack type)
en System.ModuleHandle.ResolveTypeHandleInternal(RuntimeModule module, Int32 typeToken, RuntimeTypeHandle[] typeInstantiationContext, RuntimeTypeHandle[] methodInstantiationContext)
en System.Reflection.RuntimeModule.ResolveType(Int32 metadataToken, Type[] genericTypeArguments, Type[] genericMethodArguments)
en System.Reflection.CustomAttribute.FilterCustomAttributeRecord(CustomAttributeRecord caRecord, MetadataImport scope, Assembly& lastAptcaOkAssembly, RuntimeModule decoratedModule, MetadataToken decoratedToken, RuntimeType attributeFilterType, Boolean mustBeInheritable, Object[] attributes, IList derivedAttributes, RuntimeType& attributeType, IRuntimeMethodInfo& ctor, Boolean& ctorHasParameters, Boolean& isVarArg)
en System.Reflection.CustomAttribute.GetCustomAttributes(RuntimeModule decoratedModule, Int32 decoratedMetadataToken, Int32 pcaCount, RuntimeType attributeFilterType, Boolean mustBeInheritable, IList derivedAttributes, Boolean isDecoratedTargetSecurityTransparent)
en System.Reflection.CustomAttribute.GetCustomAttributes(RuntimeMethodInfo method, RuntimeType caType, Boolean inherit)
en System.Reflection.RuntimeMethodInfo.GetCustomAttributes(Type attributeType, Boolean inherit)
en Harmony.PatchTools.<>c__2`1.<GetPatchMethod>b__2_0(MethodInfo m)
en System.Linq.Enumerable.FirstOrDefault[TSource](IEnumerable`1 source, Func`2 predicate)
en Harmony.PatchTools.GetPatchMethod[T](Type patchType, String name, Type[] parameters)
en Harmony.PatchProcessor.RunMethod[S,T](T defaultIfNotExisting, Object[] parameters)
en Harmony.PatchProcessor.PrepareType()
en Harmony.PatchProcessor..ctor(HarmonyInstance instance, Type type, HarmonyMethod attributes)
en Harmony.HarmonyInstance.<PatchAll>b__9_0(Type type)
en
http://Harmony.CollectionExtensions.Do/
How he could fix it?