my map can running through the wall. How to fix sorry for bad english

[ToTz Haruhi]

my map can running through the wall. How to fix
sorry for bad english help me plz

 

[nuketownhf]

Click on that object go to edit and then uncheck physics and check it back

 

[chinclubi]

Click on that object go to edit and then uncheck physics and check it back

nuketownhf, now i can't running through the wall but i can see everything inside the wall when my face character 's on the wall
how i fix this?
sorry about my english

 

[Filler]

If its a new map go to settings and change to 0.2 , it should be 0.50.