ERROR_INVALID_ORDINAL - 182 (0xB6)
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Updated: Feb 21, 2026
Technical Meaning
ERROR_INVALID_ORDINAL is a generic error code indicating that an operation was attempted with an invalid ordinal value. Ordinals are typically used to refer to elements in a table or array, and this error suggests that the specified ordinal does not correspond to any valid entry.
Error Details
The numeric error code 182 (0xB6) is returned by various Windows API functions when an invalid ordinal value is encountered. This error can occur in different contexts, such as accessing elements in a table or array that do not exist.
Usage Context
This error typically occurs when a function expects an ordinal index to access a specific element but receives an invalid value. For example, it might be returned by functions like EnumResourceTypes or EnumResourceNames, where the specified ordinal is out of range.
Developer Interpretation
When encountering this error, developers should verify that the ordinal values being passed to API functions are valid and within the expected range. This can involve checking input parameters, ensuring correct usage context, and validating data integrity.
Related Errors
ERROR_INVALID_PARAMETER(1208)ERROR_NO_MORE_ITEMS(259)ERROR_BAD_LENGTH(106)
FAQ
Q: What does ERROR_INVALID_ORDINAL mean?
A: It indicates that an invalid ordinal value was used in a function call.
Q: How can I resolve this error?
A: Verify the ordinal values passed to functions and ensure they are within valid ranges.
Summary
ERROR_INVALID_ORDINAL is a generic error code indicating an invalid ordinal value. Developers should validate input parameters and ensure correct usage context to avoid this error.