Manual + Clutch help needed, is it a bug?

My cars keepings kicking when I put manual + clutch, if its on automatic or normal manual the car works fine but when I put clutch he suddenly starts kicking, It isnt my control because I tried it my keyboard also and the same thing happens, I was playing fine for days with clutch + manual but now this kicks are happening and I have no idea why, can somebody help me?

Here’s a video I recorded: Why is this happening? - YouTube