How to disable mesh rotation?

I create code third person project and push play, then when i push A or D my skeletal mesh rotate instead of strafe. How to set up strafe?

https://lh3.googleusercontent.com/IAlf3m2LpzE3m4_8kHRywzJwJ1GfL9AD0KFbCB7K6msQJ1VeTgX_tGget62dxuO1vC0f5SGnrR4=w1896-h802