(exsuse my english I am a french speaker.
Il install Lightroom on my computer and Photoshop CC.... When I use Lightromm the program open normaly. If I am in the Librairie and I pass to Developpement the program frooze (everything stop and I have to restrart... and I restrart and the problem stil there. Il erase th program many time and load it again...and the problem still there...
Which version of Lightroom are you using?
Which operating system are you using?
Is it only Lightroom which gets frozen or the entire computer?