[SOLVED]HELP: Lost all my Titles & Emblems

Hello,
after playing today CoD MW2 i've been disconnected from the Server.
I got a info message that said that a new savegame has been loaded.

Wtf was that? Can someone help me?

were u in a modded lobby??? or did u just...delete everxthing ^^?

i didnt used any trainer if u mean that

But did u go in a modded lobby?

i didnt know if it was a modded lobby. i even didnt know the look of a modded lobby