Had a situation the other day where, after playing with the different installing options, WSS would not uninstall. Even running the repair option was of no help. Searching the net for solutions I came across this. Here are the steps I did: Disable and Stop the following services (If any): Windows SharePoint Services Administration Windows SharePoint Services Search Windows SharePoint Services Timer Windows SharePoint Services Tracing Windows SharePoint Services VSS Writer Backup and then delete the...