CONSOLE MESSAGE: Error
CONSOLE MESSAGE: Error
CONSOLE MESSAGE: Error
CONSOLE MESSAGE: TypeError: 'handleEvent' property of event listener should be callable
CONSOLE MESSAGE: Error
CONSOLE MESSAGE: Error

PASS Exception in upgradeneeded handler 
PASS Exception in upgradeneeded listener 
PASS Exception in upgradeneeded "handleEvent" lookup 
PASS Exception in upgradeneeded due to non-callable "handleEvent" 
PASS Exception in second upgradeneeded listener 
PASS Exception in first upgradeneeded listener, tx active in second