Arsene Wenger believes Arsenal's recent slump is due to the fact his players have forgotten how good they are.
The north Londoners have stuttered and stumbled over the past few weeks, even failing to impress in the two matches they won against QPR and Reading.
Those victories have not disguised what has been a serious drop in form that was epitomised at Manchester United on Saturday.
The Gunners were lucky to come away from Old Trafford with just a 2-1 defeat in a match that they were dominated, outclassed and bullied.
Wenger, though, believes it is confidence rather than his side's defence that has resulted in the downturn and is hoping for a change in fortunes at Schalke in the Champions League on Tuesday.
"I believe that overall if you look at our overall performance we are indeed good, we are still the best defence in the league," the Arsenal boss said.
"If you look at the goals conceded, I believe at the moment we don't have to focus too much on...