3.2.4 Message Processing Events and Sequencing Rules
It is to perform a strict network data representation (NDR) data consistency check at target level 6.0.
It is to reject a NULL unique or full pointer with a nonzero conformant value.
The print client SHOULD ignore errors returned from the RPC server and SHOULD notify the application invoker of the error received in the higher layer. Unless otherwise specified, no special message processing is required on the client beyond that required in the underlying RPC protocol.<468>