It's not random. Go into menu Window > Workspace. You'll see "New in CS6" is ticked. Change to "Essentials (Default)" or whatever you want.
Is there some way to fix this problem.
It's a feature designed by Adobe to confuse users show users what's new in that version of Photoshop
Probably seemed like a good idea to the Adobe engineers marketing when they first dreamed it up but it seems to have confused many users over the years.
Thanks for your help, appreciate it.
Thanks a lot.