The task provider delegate used to create this asynchronous operation returned null, but a valid Task object was expected.
The target namespace of an attribute declaration, whether local or global, must not match http://www.w3.org/2001/XMLSchema-instance. ...
The TargetName property '{0}' on more than one EntityPropertyMappingAttribute on resource type '{1}' have the same value. ...
The targetNamespace '{0}' of included/redefined schema should be the same as the targetNamespace '{1}' of the including schema. ...
The Task provider delegate specified for this IAsyncInfo instance returned a Task object that was not started. Task instances ...
The task provider delegate used to create this asynchronous operation returned null, but a valid Task object was expected. ...
The Task returned from this Async Function will be dropped, and any exceptions in it ignored. Consider changing it to an ...
The task-based asynchronous OperationContract method '{0}' in type '{1}' was matched with the asynchronous OperationContract ...
The task-based asynchronous OperationContract method '{0}' in type '{1}' was matched with the asynchronous OperationContract ...
The task-based asynchronous OperationContract method '{0}' in type '{1}' was matched with the asynchronous OperationContract ...