There is one bug like if you take heavy weapon( Flame tower, MG42,Bazooka,30 cal. and so on... )and you want to change it to colt , luger and if you try to change it back to heavy weapon it will crash..It will trow you out of the game..
The second bug is:If you take German rifle..it looks like this...
If you but a granade on it looks like this...
German/Russian mobile bomb bug or missing texture