You’ve just completed an upgrade from MySQL 5.5 to 5.6. You followed the upgrade instructions in the manual, and ran mysql_upgrade. But when you start MySQL 5.6, you still see the following error messages like the following in the server error log:
2013-03-26 16:45:51 5040 [ERROR] Column count of
mysql.events_waits_current is w
rong. Expected 19, found 16. Created with MySQL 50520, now running 50610. Please
use mysql_upgrade to fix this error.
2013-03-26 16:45:51 5040 [ERROR] Column count …