ERROR_INVALID_ACCOUNT_NAME - 1315 (0x523)
The name provided is not a properly formed account name.
Updated: Feb 21, 2026
Technical Meaning
The ERROR_INVALID_ACCOUNT_NAME error code indicates that a provided account name is not in the correct format or does not meet the necessary requirements for valid account names.
Error Details
This error typically occurs when an application or system function encounters a string input intended to represent an account name, but the string fails validation checks. The validation criteria include ensuring the name adheres to specific naming conventions and character restrictions.
Usage Context
This error can be encountered in various scenarios where account names are required as parameters, such as during user authentication, group membership operations, or when configuring security settings.
Developer Interpretation
When this error is returned, it signifies that the input provided for an account name was invalid. Developers should ensure that any strings passed to functions expecting account names conform to the expected format and constraints.
Related Errors
ERROR_INVALID_PARAMETER(1207 - 0x4B3)ERROR_NAME_TOO_LONG(123 - 0x7B)ERROR_PATH_NOT_FOUND(3, 0x3)
FAQ
Q: What does the ERROR_INVALID_ACCOUNT_NAME error mean?
A: It indicates that a provided account name is not in the correct format or does not meet the necessary requirements for valid account names.
Q: How can I prevent this error from occurring?
A: Ensure that any strings passed as account names adhere to the specified naming conventions and character restrictions.
Summary
The ERROR_INVALID_ACCOUNT_NAME is a specific parameter validation error indicating an improperly formatted or invalid account name. Developers should validate input parameters to avoid this error and ensure proper handling of security-related operations.