title: Mysql Table 'db.table' doesn't exist in engine
body: <p>I am using ubuntu and after restarting the mysql server it gives an error - Table 'db.table' doesn't exist in engine
  Table exists, frm / ibd is in place and has owner mysql
  Before that I did Optimize table
  ERROR 1932 (42S02): Table 'db.table' doesn't exist in engine</p>