After much trial and error, was finally able to get the window back. It had somehow moved off the visible area of the desktop. Just to document this in case anyone comes searching for the same symptoms, here's how I fixed it: Hover the mouse arrow over the Deluge icon on the task bar until the mini-...

I'd like to piggyback on this thread because I've developed the same symptoms using Deluge on Windows 7. I've been using Deluge for a year or two without any problems but suddenly can't get the program window on my desktop to show even though I can see it running in the task manager. I can get the i...