Hi,
I tried to create a procedure in the demo server [0], and got an error message '#1548 - Cannot load from mysql.proc. The table is probably corrupted '. Seems this is related to MySQL bug [1].
[0] : http://demo.phpmyadmin.net/master-config/#PMAURL-0:index.php?db=&table=&... [1] : http://bugs.mysql.com/bug.php?id=50183
Regards !