Status: Resolved Note: a workaround to provide relief to your users is to disconnect sessions instead of logging them off. Update 111012: GOOD NEWS! The hotfix for this issue has been rolled up in the QFE version of MS11-077 . Install this using...

Status: Resolved Update 120531: Yes! The Private is approved. We are releasing the hotfix in the July Release Cycle, under KB2719704. Update 120510: We are now testing a private at several customers... fingers crossed this fixes this long-runner...

Status: Resolved Update 121122: Finally! After many rounds of instrumentation we nailed this nasty bug as well! :D It's now resolved in KB2786447, to be released in January 2013 (REL13-01). Update 120417: We currently have a new round of instrumentation...

Status: Resolved. Update 110608: The problem is caused by the fact that the volume is larger than 64TB, which is not supported in the current design of volsnap. This is documented in KB950241 . As mentioned in a previous post, I've received a STOP...

Please let me know what you think of this blog... Useful (or not)? Did you manage to resolve any issues using the information posted here? What else would you like to see? I'd love to hear from you out there!

Status: Resolved Final Update 110823: The hotfix will be released in the October timeframe (HTP11-10). Update 110815: We will now proceed with building a private hotfix package. As soon as that gets approved, we will release a public hotfix under...

Status: Resolved. Update 110617: The KB is now public at http://support.microsoft.com/kb/2526870 . Update 110518: For both Windows Vista and Windows 7, the KB will be 2526870. This is scheduled to be released as part of HTP11-06, and will also be...

Status: Resolved, external. This was the first STOP I saw on Win2012 from one of my customers. The problem here was confirmed by HP to be in the NIC driver. Have a look at the stack below, and contact HP support if you encounter the same issue. ...

Status: Resolved Update 120112: Closing the loop on this one. Finally, after some delays, the hotfix is released and available from http://support.microsoft.com/hotfix/KBHotfix.aspx?kbnum=2619041&kbln=en-us. Update 110930: The customer running...

Status: Resolved Update 110815: The KB for this STOP error has gone live. You can find it here . Update 110522: I am still trying to replicate the circumstances that triggered this problem to happen so often at one customer, but not for millions...

Status: Unresolved, customer discontinued. Opening the dump shows: BugCheck 9E, {fffffa807d98bb30, 4b0, 0, 0} Probably caused by : netft.sys ( netft!NetftWatchdogTimerDpc+b9 ) Note that the 0x9E indicates a timeout, triggered by the netft driver...

Status: Resolved Just an informational post regarding: Update 110803: Thanks to one of the readers of the blog I found out I should have updated this post some time ago, since the fix that addresses this on Win2008R2 SP1 is now public on http:/...

Status: Resolved Update 120111: The update is now available from Download Center: http://www.microsoft.com/download/en/details.aspx?id=28651. Update 111102: The private has been approved, and we are working on the public hotfix now. Issue resolved...

Status: Unresolved, workaround provided. Update 121122: Closing the loop on this one... we have also seen a slight variation on this with "RDPDD!CAutoDrvCheck::CAutoDrvCheck+0x5e" instead of offset 0x5d as shown below. A hotfix request for this was...

Status: Resolved Update 120130: Closing the loop on this: the KB (2624677) for this is now available through Microsoft Support, the public release is scheduled for this February. Update 111116: Sonny found the issue using instrumentation/private...

Status: Resolved Update 110930: The KB article for this will be 2592339. Issue resolved, case closed. ;) Update 110811: Customer confirmed the workaround is working! :) Now we wait for the hotfix... scheduled for HTP11-10. Update 110808: As a...

Hello All, Finally! I've found the time to start working on this blog again... sorry for having not updated it for a few months. :$ I am aiming to at least weekly provide some update here one way or another. I hope you will still find it useful...

All, I'm off for a short break of a week. During this time I will be 99,9% offline, so no posts will be done. Looking forward to let you know new interesting issues when I return on 27th September! \Rob

Status: Resolved In one of our cases, I came across a dump that shows a known problem that is fixed. The root cause here is an issue in the caching logic of mrxsmb20.sys. This is causing data corruption, eventually leading up to a STOP error. The...

Status: Resolved Update 120314: Closing the loop on this: the hotfix is now publicly available. It may take some time for the corresponding KB to be available as well. Update 120207: We have a private ready for testing. We're shipping this off to...

A bit late perhaps, but nevertheless I wish you and your families a Happy New Year & All the Best for 2012! \Rob

Status: Resolved. Update 120301: Private is approved, Public is scheduled for REL12-04, to be released mid-April. Update 120217: The private is ready! Update 120215: other customer came in hitting this, private is in the works. This should be...

Status: Resolved Update 120417: Persistence pays off... ;) Finally I've got this hotfix approved, and committed for release in June timeframe (REL12-06, KB2701239)! Resolving this issue now. Yesterday I noticed an lpq.exe-related crash case in our...

Great news! Have a look at http://technet.microsoft.com/en-us/magazine/hh855979.aspx to find out more and to access the FICP Beta site. Many of the issue highlighted on this blog will now be automatically diagnosed (and cured ;) )!

Status: Resolved Hello All, For quite some time now we have been working on the STOP X64_0x50_win32k!vFreeKernelSectionForUserMapping+22. It's now resolved and the hotfix for it will be released in December, under KB2781406. The stack: 00...