Office:Spell Checking will not work when upgraded from 2003 to 2010

 

现象：spell checking in office 2010 will not work if your office 2010 was upgraded from office 2003.
原因：This is caused by a register item of office 2003. you should delete it manually.
the item is located at
HKEY_CURRENT_USER\Software\Microsoft\Shared Tools\Proofing Tools\1.0\Override