ERROR_GPIO_OPERATION_DENIED - 15325 (0x3BDD)
The requested operation is not supported for the specified handle.
Updated: Feb 21, 2026
Technical Meaning
The ERROR_GPIO_OPERATION_DENIED error code indicates that a requested operation on a General Purpose Input/Output (GPIO) handle is not supported by the system or driver. This error typically occurs when an application attempts to perform an unsupported GPIO operation.
Error Details
This error code is specific to operations related to GPIO devices in Windows. It suggests that the operation being attempted is not valid for the given GPIO handle, possibly due to hardware limitations, driver restrictions, or incorrect usage context.
Usage Context
The ERROR_GPIO_OPERATION_DENIED error can be encountered when an application attempts to perform a GPIO-related system call or API function on a handle that does not support the requested operation. This could happen in scenarios such as attempting to configure a GPIO pin for input/output, setting up interrupt handling, or reading/writing GPIO values.
Developer Interpretation
When encountering this error, developers should ensure that they are using the correct operations and parameters for the specific GPIO handle. The error indicates that the requested operation is not supported by the current driver or hardware configuration. Developers must consult the relevant documentation to understand which operations are supported for a given GPIO device.
Related Errors
ERROR_INVALID_PARAMETER(0x57)ERROR_ACCESS_DENIED(0x5)ERROR_NOT_SUPPORTED(0x8004101E)
FAQ
Q: What does the ERROR_GPIO_OPERATION_DENIED error mean?
A: It indicates that an unsupported GPIO operation was attempted on a specific handle.
Q: How can I resolve this error?
A: Ensure that you are using supported operations and parameters for the GPIO device. Consult the driver documentation or API reference for valid operations.
Summary
The ERROR_GPIO_OPERATION_DENIED error code is used to indicate that an unsupported operation was attempted on a GPIO handle in Windows. Developers should refer to the relevant documentation to ensure they are using appropriate operations and parameters.