WSA_QOS_POLICY_FAILURE - 11011 (0x2B03)
Rejected for administrative reasons - bad credentials.
Updated: Feb 21, 2026
Technical Meaning
The error code WSA_QOS_POLICY_FAILURE with the numeric value 11011 and hexadecimal representation 0x2B03 indicates that a network quality of service (QoS) policy was rejected due to administrative reasons, specifically related to bad credentials.
Error Details
This error typically occurs when an application attempts to configure or enforce QoS policies but encounters issues with the provided credentials. The rejection could be due to insufficient permissions, incorrect authentication mechanisms, or other administrative constraints that prevent the operation from proceeding successfully.
Usage Context
The WSA_QOS_POLICY_FAILURE error is commonly encountered in network programming scenarios where applications need to set up QoS policies for network traffic. This might include setting bandwidth limits, prioritizing certain types of data, or configuring other QoS-related parameters.
Developer Interpretation
Developers should interpret this error as an indication that the operation failed due to administrative restrictions. The application may have attempted to modify QoS settings but was denied because of insufficient credentials or other policy-related issues. Developers should ensure that their applications handle such errors gracefully and provide appropriate feedback to users.
Related Errors
WSAENOPROTOOPT(No protocol option)WSAEACCES(Permission denied)WSAECONNREFUSED(Connection refused)
FAQ
Q: What does the WSA_QOS_POLICY_FAILURE error mean?
A: The error indicates that a network quality of service policy was rejected due to administrative reasons, specifically related to bad credentials.
Q: How can I resolve this issue?
A: Ensure that your application has the necessary permissions and correct credentials to configure QoS policies. Review the security context and authentication mechanisms used by your application.
Summary
The WSA_QOS_POLICY_FAILURE error code 11011 (0x2B03) signifies that a network quality of service policy was rejected due to administrative reasons, often related to bad credentials. Developers should handle this error appropriately and ensure their applications have the correct permissions and authentication mechanisms in place.