about hatch

Hello there, 

I'm a very new to the Autocad. Now i'm drawing med plan which has some more objects.

here is a problem when i try to hatch the wall its showing circles shown in img below. and not able to use the hatch. what should i do? 

Image may be NSFW.
Clik here to view.

Thanks for your help :)

Image may be NSFW.
Clik here to view.Image may be NSFW.
Clik here to view.Image may be NSFW.
Clik here to view.Image may be NSFW.
Clik here to view.Image may be NSFW.
Clik here to view.

Image may be NSFW.
Clik here to view.