Sometimes if you're performing several stsadm commands (like adding, deploying, upgrading, and/or removing solutions) SharePoint get's some things stuck and it then proves to be a bear to get it out. For example, we upgraded a solution for a customer using stsadm and we were receiving an error stating we couldn't upgrade the solution. So we removed the solution completely and then tried adding it. We then received an error stating that the feature with this ID already exists. So we went ah... [More]