[wdmaudiodev] Re: Port Class BSOD

  • From: Tim Roberts <timr@xxxxxxxxx>
  • To: wdmaudiodev@xxxxxxxxxxxxx
  • Date: Fri, 14 Dec 2007 09:34:17 -0800

Uwe Kirst wrote:
> I'm getting a BSOD on unloading my wave RT driver,
> please help,

What this shows is that something tried to call back into portcls.sys
after it had been unloaded.

Are you shutting off and disconnecting your device's interrupt before
you shut down?  Have you deleted any queued up timer or DPC calls? 
Those are the most common causes of crashes like this.

Tim Roberts, timr@xxxxxxxxx
Providenza & Boekelheide, Inc.


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