Also see https://forums.toadworld.com/t/regression-bug-in-toad-15-1-menu/54808?u=john.ashley. I was able to reproduce by disconnecting my session using SYS, then return to the session window I had blasted.
Also see https://forums.toadworld.com/t/regression-bug-in-toad-15-1-menu/54808?u=john.ashley. I was able to reproduce by disconnecting my session using SYS, then return to the session window I had blasted.