Assignment

Hi,

I have a problem when i try to entry in the option "grades". The problem is simple, when i try access this option, with a click in the link "grades", the page keeping the same way, i.e., the page that show me the grades not appear. But, if before apply the refresh the page and after try to access the option "grades", the page of "grades" appear well.

Any suggestion?

My MOODLE is:
v1.7.1 (2006101010)