RPC_S_INVALID_NETWORK_OPTIONS - 1724 (0x6BC)
The network options are invalid.
Updated: Feb 21, 2026
Technical Meaning
The error code RPC_S_INVALID_NETWORK_OPTIONS indicates that the network options passed to a Remote Procedure Call (RPC) function are not valid. This can occur when incorrect or unsupported parameters are provided, leading to an invalid configuration for the RPC operation.
Error Details
This specific error is related to the network layer of the RPC mechanism in Windows. It suggests that the network settings or options used by the RPC client or server are improperly configured or do not meet the required specifications for the operation being performed.
Usage Context
The RPC_S_INVALID_NETWORK_OPTIONS error typically arises when an application attempts to establish a connection over a network using RPC, and the network configuration parameters provided are incorrect. This can include issues such as invalid port numbers, unsupported protocols, or incorrect network settings that do not align with the requirements of the RPC service.
Developer Interpretation
Developers should ensure that all network-related parameters passed to RPC functions are correctly configured before attempting to establish a connection. This includes verifying that the correct protocol is being used, that valid port numbers are specified, and that any required security settings are properly set up. Failure to do so can result in this error being returned.
Related Errors
RPC_S_INVALID_BINDING(1725, 0x6BD): Indicates an invalid binding handle.RPC_S_NO_CONTEXT_AVAILABLE(1738, 0x6E2): Suggests that no context is available for the RPC operation.
FAQ
Q: What does the error code RPC_S_INVALID_NETWORK_OPTIONS mean?
A: It indicates that the network options provided to an RPC function are invalid. This can occur due to incorrect or unsupported parameters passed during the RPC call.
Q: How can I resolve this issue?
A: Ensure that all network-related parameters, such as protocol and port numbers, are correctly configured before making the RPC call. Verify that the required settings align with the specifications of the RPC service being used.
Summary
The RPC_S_INVALID_NETWORK_OPTIONS error code is a specific indication that the network options passed to an RPC function are not valid. Developers should carefully configure all network-related parameters to avoid this issue and ensure successful RPC operations.