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Error: Operations that change non-concurrent collections must have exclusive access V6.1.0 #5781


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velu created

We are using Aspnetzero Combined solution with angular V6.1.0 Devart When we tried to inser user or get all notification we get the following error

System.InvalidOperationException: Operations that change non-concurrent collections must have exclusive access. A concurrent update was performed on this collection and corrupted its state. The collection's state is no longer correct.
   at System.Collections.Generic.Dictionary`2.FindEntry(TKey key)
   at System.Collections.Generic.Dictionary`2.TryGetValue(TKey key, TValue& value)
   at Remotion.Linq.Parsing.Structure.NodeTypeProviders.MethodInfoBasedNodeTypeRegistry.GetNodeType(MethodInfo method)
   at Remotion.Linq.Parsing.Structure.NodeTypeProviders.MethodInfoBasedNodeTypeRegistry.IsRegistered(MethodInfo method)
   at System.Linq.Enumerable.Any[TSource](IEnumerable`1 source, Func`2 predicate)
   at Remotion.Linq.Parsing.Structure.ExpressionTreeParser.GetQueryOperatorExpression(Expression expression)
   at Remotion.Linq.Parsing.ExpressionVisitors.SubQueryFindingExpressionVisitor.Visit(Expression expression)
   at System.Linq.Expressions.ExpressionVisitor.VisitBinary(BinaryExpression node)
   at System.Linq.Expressions.BinaryExpression.Accept(ExpressionVisitor visitor)
   at System.Linq.Expressions.ExpressionVisitor.VisitBinary(BinaryExpression node)
   at System.Linq.Expressions.BinaryExpression.Accept(ExpressionVisitor visitor)
   at System.Linq.Expressions.ExpressionVisitor.VisitBinary(BinaryExpression node)
   at System.Linq.Expressions.BinaryExpression.Accept(ExpressionVisitor visitor)
   at System.Linq.Expressions.ExpressionVisitor.VisitBinary(BinaryExpression node)
   at System.Linq.Expressions.BinaryExpression.Accept(ExpressionVisitor visitor)
   at System.Linq.Expressions.ExpressionVisitor.VisitLambda[T](Expression`1 node)
   at System.Linq.Expressions.Expression`1.Accept(ExpressionVisitor visitor)
   at System.Linq.Enumerable.SelectListPartitionIterator`2.ToArray()
   at System.Linq.Enumerable.ToArray[TSource](IEnumerable`1 source)
   at Remotion.Linq.Parsing.Structure.MethodCallExpressionParser.Parse(String associatedIdentifier, IE...
   
     

Please helps us to solve this issue.

Thanks


2 Answer(s)
  • User Avatar
    0
    ismcagdas created
    Support Team

    Hi @velu,

    I think it is the same problem as https://github.com/aspnetzero/aspnet-zero-core/issues/1803. If so, please follow the related issue and we will fix it soon.

  • User Avatar
    0
    ismcagdas created
    Support Team

    It seems like this is an Entity Framework problem. Upgrading EF Core to latest version solves this problem.