A null value was returned from an async 'Begin' method or passed to an AsyncCallback. Async 'Begin' implementations must return a non-null IAsyncResult and pass the same IAsyncResult object as the parameter to the AsyncCallback.
A null name was provided in a named collection (dictionary) of InstanceValues. Null is not a valid name for an InstanceValue. ...
A null UriTemplate was passed as the key in a pair of template and its associated object. UriTemplateTable Key-Value pairs ...
A null value cannot be serialized at the top level for IXmlSerializable root type '{0}' since its IsAny setting is 'true'. ...
A null value was provided in a named collection (dictionary) of InstanceValues. The name provided for the null value was ...
A null value was returned from an async 'Begin' method or passed to an AsyncCallback. Async 'Begin' implementations must ...
A null was returned after calling the '{0}' method on a store provider instance of type '{1}'. The store provider might not ...
A panel with IsItemsHost="true" is not nested in an ItemsControl. Panel must be nested in ItemsControl to get and show items. ...
A parameter named '{0}' already exists in the parameter collection. Parameter names must be unique in the parameter collection. ...
A ParameterImport specification convention that would apply to Parameter '{0}' of Constructor '{1}' has been overridden by ...