| Debugging Tools for Windows |
The IMPERSONATING_WORKER_THREAD bug check has a value of 0x000000DF. This indicates that a workitem did not disable impersonation before it completed.
The following parameters are displayed on the blue screen.
| Parameter | Description |
|---|---|
| 1 | The worker routine that caused this error |
| 2 | The parameter passed to this worker routine |
| 3 | A pointer to the work item |
| 4 | Reserved |
A worker thread was impersonating another process, and failed to disable impersonation before it returned.