Wednesday, September 11, 2013

KB: The size of the "HKEY_USERS\.DEFAULT" registry hive continuously increases on a Windows Server 2008 R2 SP1-based server

A new KB article (2871131) in regards to an increasing KEY_USERS\.DEFAULT key related to printer settings never being deleted in the DevModes2 key. I’ve seen this issue in several environments, but there is a fix now!

“…Assume that you have a server that is running Windows Server 2008 R2 Service Pack 1 (SP1). Many users connect to the server by using a certain remote desktop application. In this situation, the size of the following registry hive may exceed the limit: KEY_USERS\.DEFAULT

Therefore, the users cannot connect to the server.

This issue occurs because of an error that occurs in the Print Spooler modules. When a user establishes a new remote desktop session to the server, the printer settings of the user are written in the following registry subkey: HKEY_USERS\.DEFAULT\Printers\DevModes2

However, the printer settings are never deleted. Therefore, the size of the following registry hive becomes larger and larger, and various problems are caused by this behavior:  HKEY_USERS\.DEFAULT…”

Source & download: http://support.microsoft.com/kb/2871131/en-us?sd=rss

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