Restart computer, hold down alt+shift while opening Premiere until welcome screen.
See if that will help.
Otherwise reinstall and use cleanertool
Use the CC Cleaner Tool to solve installation problems | CC, CS3-CS6
Restart computer, hold down alt+shift while opening Premiere until welcome screen.
See if that will help.
Otherwise reinstall and use cleanertool
Use the CC Cleaner Tool to solve installation problems | CC, CS3-CS6