Extreme Networks

one of my site having around 22 AP  and all this device are online and able to view in rf-domain but when i checked the mint neighbours it not showing  neighboring AP list  as a part of troubleshooting  i have pinged from from ap to ap its working fi...

 Adoption status for AP is changing  in VX-9000 controller frequently .As basic troubleshooting i have checked the gateway ,RF domain and profile of each AP associated with the controller and everything seems same for all the AP but i don't know why ...