It often happens to me that I want to clear the current output window by using the context menu, but instead of hitting the Clear entry, I accidently hit the
I was having the same problem. Currently I am using the version 8.1, First of all go to the window tab, that is just before the tab help. Click on window and there click reset "Reset Window", after that in the bottom right click on the tab where your project runs, right click and select show output.