Bug Check 0xB8: ATTEMPTED_SWITCH_FROM_DPC
The ATTEMPTED_SWITCH_FROM_DPC bug check has a value of 0x000000B8. This indicates that an illegal operation was attempted by a delayed procedure call (DPC) routine.
Important
This article is for programmers. If you're a customer who has received a blue screen error code while using your computer, see Troubleshoot blue screen errors.
ATTEMPTED_SWITCH_FROM_DPC Parameters
| Parameter | Description |
|---|---|
1 |
The original thread causing the failure |
2 |
The new thread |
3 |
The stack address of the original thread |
4 |
Reserved |
Cause
A wait operation, attach process, or yield was attempted from a DPC routine. This is an illegal operation.
Resolution
The stack trace will lead to the code in the original DPC routine that caused the error.