rotating blackening screen?

[physics]

sometimes i randomly get this strange glitch going on, where i try to rotate something and the screen goes black after i let go of the left-mouse button. it doesn't even rotate.

i have a screenshot of before and after.

[wubbzy301]

sometimes i randomly get this strange glitch going on, where i try to rotate something and the screen goes black after i let go of the left-mouse button. it doesn't even rotate.

i have a screenshot of before and after.

Attach a file log (a .txt file inside "Universe Sandbox_Data") on this thread.