http://blogs.msdn.com/johnbreakwell/archive/2009/06/24/changing-the-settings-for-the-logging-files-in-msmq-3-0-and-above.aspxAs you may know, MSMQ has internal error logging enabled by default and outputs to a file called MSMQLOG.BIN in the %windir%\debug directory. The file, as the extension hints at, is in a binary format (unlike MSMQ 2.0) and so cannot be read by simplyen-GBCommunityServer 2.1 SP1 (Build: 61025.2)