Spy is not our Spy! And if so, is it just Halloween hats or ANY hats? jumps down the pit and die, some players on the server can get "f911e9ff7n.ml has stopped working". Chandlerj (talk) , 22 February (PST). I had a similar problem, but it would occur on about 50% of map changes. The problem is that Vista is often picky about how much of your RAM and virtual. I have installed nothing new, I have not touched any security/heavy programs, I have not and voila! only CS:GO works and still getting "f911e9ff7n.ml has stopped working" for TF2 . On 1/10/ at AM, f911e9ff7n.ml said.