Sometimes Windows networking really does my head in. Not only does it take up to a minute to connect to a network resource that is literally sitting one meter away, it also has annoying limitations such as the one listed in the title of this article.
I have seen this message before and usually disconnecting a network drive would do the trick. This time however the message would just not go away.
After a couple of minutes of Googling I found the solution in the following command:
net use * /delete