after 5 years with photoshop on same computer Mac I got the :
sorry a serious error has been detected, please reinstall
did that, but the error ... after reinstall, did i removed everything, or how do you have to do that... in programs i deleted the Photshop program
Please run Cleaner tool and remove your installed PS version, This would remove all instances of PS installed.
Then install PS again.
Retrieving data ...