Bug Check 0x1CA: SYNTHETIC_WATCHDOG_TIMEOUT
The SYNTHETIC_WATCHDOG_TIMEOUT bug check has a value of 0x000001CA. A system wide watchdog has expired. This indicates that the system is hung and not processing timer ticks.
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.
SYNTHETIC_WATCHDOG_TIMEOUT Parameters
| Parameter | Description |
|---|---|
| 1 | The time since the watchdog was last reset, in interrupt time. |
| 2 | The current interrupt time. |
| 3 | The current QPC timestamp. |
| 4 | The index of the clock processor. |
Cause
A system wide watchdog has expired. This indicates that the system is hung and not processing timer ticks.
Resolution
The !analyze debugger extension displays information about the bug check and can be helpful in determining the root cause. For more information about WinDbg and !analyze, see Using the !analyze extension and !analyze.