System.InvalidOperationException : Operation is not valid due to the current state of the object.
at Microsoft.CodeAnalysis.Shared.Extensions.SemanticModelExtensions.GetRequiredDeclaredSymbol(SemanticM odel semanticModel,SyntaxNode declaration,CancellationToken cancellationToken)
at Microsoft.CodeAnalysis.MoveStaticMembers.AbstractMoveStaticMembersRefactoringProvider.<>c__DisplayCl ass1_0.<ComputeRefactoringsAsync>b__0(SyntaxNode m)
at System.Collections.Immutable.ImmutableArray.CreateRange[TSource,TResult](ImmutableArray`1 items,Func`2 selector)
at async Microsoft.CodeAnalysis.MoveStaticMembers.AbstractMoveStaticMembersRefactoringProvider.ComputeRefacto ringsAsync(<Unknown Parameters>)
at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()
at async Microsoft.CodeAnalysis.CodeRefactorings.CodeRefactoringService.GetRefactoringFromProviderAsync(<Unkn own Parameters>)