FL was unreachable. I got nervous that I may loose the last portion of edits, perhaps needing to CTRL-ALT-DEL my way out. In my nervousness I hit Space and the dialogue thankfully closed.
I saved and closed/re-opened FL ...
plugin instrument, say NI Massive
2. Try to save the file
3. The file dialog opens inside the Massive window instead of the main FL one.
[b:371bitgq]Workaround[/b:371bitgq]: Hit `Esc`, close the plugin window then try again. ...