What does BSOD 421 (USB_DRIPS_BLOCKER_SURPRISE_REMOVAL_LIVEDUMP) mean?

 
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DRIPS_SW_HW_DIVERGENCE_LIVEDUMP DRIVER_VERIFIER_DETECTED_VIOLATION_LIVEDUMP

USB_DRIPS_BLOCKER_SURPRISE_REMOVAL_LIVEDUMP

The USB_DRIPS_BLOCKER_SURPRISE_REMOVAL_LIVEDUMP bug check has a value of 0x000001A5. It indicates that a USB device will be surprise removed because it is blocking DRIPS.

Important

This topic is for programmers. If you are a customer who has received a blue screen error code while using your computer, see Troubleshoot blue screen errors.

USB_DRIPS_BLOCKER_SURPRISE_REMOVAL_LIVEDUMP Parameters

Parameter Description
1 PDO for the blocking device.
2 Reserved.
3 Reserved.
4 Reserved.

Cause


A USB device is blocking the top level controller from powering down during modern standby and will be surprise removed as a result.

(This code can never be used for a real bugcheck; it is used to identify live dumps.)

See Also


Bug Check Code Reference


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