Foot shadow wrong on the floor

Hallo frinds, I very desperate, I don’t understand because foot shadow on the floor for my Character are wrond like in attach image
I try to set Physic body for lighting etc. but the problem is the same, the shadows arw so far to foot
can anyone have a solution?
I have think the problem is collision of the floor mesh but the collision is right
I have try to place blueprint character (static) and the problem disappear but if I use normal character have this shadows