After Effects Puppet pin crash.

I have been experiencing problems with the puppet pin tool. 

Each time I would want to place a pin on a Layer, After Effects would crash, sending

me this error log:

I found one solution which worked for me, after posting my trouble on the 

http://forums.adobe.com/thread/1231647?tstart=0

Hence, I disable the Mesh show option:

and no more crashes.