Hum... i really don't understand wtf but i've tried to reset with "Mode" Button with more than 20 sec (red led state)... and it's working now... What happened when AP was made in factory??? Just to know for those who got this kind of problem. Cya.

Hi. I have same problem but it's an AP just bought with a customer and packaged in cisco box. AP 1832 Version : 8.2.141.0 and the AP give me same king of log but can't register with my 2504... (controller is running 8.3 firmware version) I don't ha...