Corel Draw x5 Error 1

Hallo!!! I have installed corel draw x5 and when i try to open, I wait for 1-2 min and then show me the error 1 and say : "Try restarting your PC and then restarting the program. If this action is not resolve the problem please uninstall and reinstall the program". And i do reinstall and restart all of that but I don't get round...

do you have any ideas?? What i can to do for fix it ?

Thanks!! :)