Solved
Camera flipping 180° while moving with right mouse button
When moving around, I use the right mouse button to turn. This leads to the camera flipping about 180° at random times, making "platforming" (i.e. moving across narrow passages, jumping) nigh impossi...
If you clean boot the system, thus booting up with minimal background programs and hopefully no Anti-virus and Firewall programs, does it still do it?? Trying to see if it is a program cross interference or just something in the game that doesn't like you...lol.
You may also try deleting your Profileoptions and profileoptions_options files in your saves folder....this resets all ingame options and sometimes fixes weird stuff.
