Either the IAsyncResult object did not come from the corresponding async method on this type, or EndRead was called multiple times with the same IAsyncResult.
EdmRelationshipNavigationPropertyAttribute on NavigationProperty '{0}' in EntityType '{1}' has a RelationshipName '{2}' that ...
Either change the schema so that the types can map to data contract types or use ImportXmlType or use a different serializer. ...
Either offset did not refer to a position in the string, or there is an insufficient length of destination character array. ...
Either the 'uri' or the 'in' parameters can be used, but not both. When using the 'uri' parameter, the 'username' and 'password' ...
Either the IAsyncResult object did not come from the corresponding async method on this type, or EndRead was called multiple ...
Either the IAsyncResult object did not come from the corresponding async method on this type, or EndWrite was called multiple ...
Either the IAsyncResult object did not come from the corresponding async method on this type, or the End method was called ...
Either the store directory or the store file ACLs were found to be tampered. The ACLs have now been restored to their default ...
Element '{2}:{3}' contains data from a type that maps to the name '{0}:{1}'. The deserializer has no knowledge of any type ...