How to disable hibernation on a computer running Windows Vista/Server 2008

The hibernation feature in Windows, first introduces in Windows 2000, enables a computer to save its state in a hibernation file on disk. State in this context means the contents of the computer’s memory at the time of hibernation. The hibernation file, hiberfil.sys located on the boot volume, is the same size as the installed …

Exchange 2007: MSExchangeIS 9554

I encountered this error in the Application log of an Exchange 2007 server: EntryType          : Warning EventID            : 9554 Message            : Unable to update Mailbox SD in the DS. Mailbox Guid: 1d8768d9-cd02-4746-9c16-d6a212b4e5ea. Error Code 0x8004010f Category           : General CategoryNumber     : 6 ReplacementStrings : {1d8768d9-cd02-4746-9c16-d6a212b4e5ea, 0x8004010f} Source             : MSExchangeIS TimeGenerated      : 09.11.2007 12:23:22 TimeWritten        : 09.11.2007 …

DS Inconsistency?

DCDiag (included in Windows Server 2003 Support Tools) reported a stange error at a site the other day: C:>dcdiag Domain Controller Diagnosis Performing initial setup: ***ERROR: There is an inconsistency in the DS, suggest you run dcdiag in a few moments, perhaps on a different DC. This was accompanied by the following event in the …

IFilters and Windows Vista x64

I’m a big fan of x64, and that’s why I’m running Windows Vista x64 on all my computers (which support it). The support for x64 from hardware vendors and ISVs is very good, but unfortunately there are some things that are not ready yet. One of those things are IFilters. IFilters are used by the …

What do Ctrl+C and USB connectors have in common?

Nothing, except that I had a major revelation regarding each of them recently. It’s almost embarrassing to admit this, but here goes: Ctrl+C copies the text from a dialogue box to the clipboard This feature has been a part of Windows for a long time, but I have not known about it. Whenever a message …

Slow performance in Outlook Web Access when published through ISA Server 2006

I recently had a strange experience at one of my customers. Suddenly the performance of OWA when accessed through their ISA 2006 server was horrible. Using OWA to read messages was possible, but creating a new message with an attachment was impossible. The operation would hang with the message Uploading you attachments indefinitely. After a …

Recovering hidden items in ExBPA

The Exchange Best Practices Analyzer is a great tool to check your Exchange setup. You get a lot of excellent guidance about various aspects of Exchange, presented as items of different severity. In the results list of a scan you can select to hide items that you do not want to be alerted about the …

Virtual Server 2005 and Service Principal Names (SPN)

I recently had to warnings in the Virtual Server log on my Virtual Server 2005 R2 host: Type:         Warning Event:        1130 Date Time:    27.06.2007 22:28:42 Source:       Virtual Server ComputerName: HOME-VSHOST Category:     Virtual Server User:         NT AUTHORITYNETWORK SERVICE Description:  The service principal names for Virtual Server could not be registered. Constrained delegation cannot be used until …