RPC_S_NO_PRINC_NAME - 1822 (0x71E)
No principal name registered.
Updated: Feb 21, 2026
Technical Meaning
The error RPC_S_NO_PRINC_NAME (1822, 0x71E) is a generic return code indicating that no principal name is registered for the operation being performed. This error typically arises in scenarios involving network services and authentication mechanisms where a required principal name is missing.
Error Details
The RPC_S_NO_PRINC_NAME error suggests that an attempt to perform an operation, such as a remote procedure call (RPC) or a network service request, has failed because the necessary principal name was not provided. Principal names are often used in authentication contexts to identify users or entities.
Usage Context
This error is commonly encountered in environments where network services rely on principal names for authentication and authorization. It can occur when attempting to establish secure connections, perform RPCs, or access network resources that require a valid principal name.
Developer Interpretation
When encountering the RPC_S_NO_PRINC_NAME error, developers should ensure that all required principal names are correctly registered and provided in the context of their operations. This includes verifying that any necessary credentials or identifiers are properly set up before initiating network requests or service calls.
Related Errors
- RPC_S_ACCESS_DENIED: Indicates a failure due to insufficient permissions.
- RPC_S_INVALID_AUTH_IDENTITY: Suggests an invalid authentication identity was provided.
- RPC_S_CALL_CANCELED: Implies that the call was canceled for some reason, possibly related to missing principal name.
FAQ
Q: What does RPC_S_NO_PRINC_NAME mean?
A: It indicates that no principal name is registered for the operation being performed.
Q: How can I resolve this error?
A: Ensure all required principal names are correctly registered and provided in your operations.
Summary
The RPC_S_NO_PRINC_NAME error (1822, 0x71E) is a generic return code that indicates the absence of a necessary principal name for an operation. Developers should verify that all required credentials or identifiers are properly set up to avoid this error.