Got that error?
Then you can thank yourself for not reading
(XP Fixer is at the end of the thread)
How-To-Fix
(Start the Game, and follow the steps)
Step 1: Open: Do it Yourself
Step 1.1: Select Black Ops 2 (t6mp)
Step 1.2: Do as shown here: (Address: 02F095A4)
Step 2: Go to Barracks
Step 3: Go to: Prestige Mode
Step 4: Click on Prestige Mode (The one with the big icon)
Step 5: Click Learn More then Enter Prestige
Step 7: Double-Click on Prestige Awards
Step 8: Double-Click on Fresh Start
Step 9: Do the Fresh Start