i had 2 EAP115 wall working good with omada controller
today i installed the 3rd one and suddently the 2 already installed went disconnected on the controller (dispite having internet acess by them )
the 3rd one could not been adopted and the other ones cannot also re-adopt. even resetted all of them and always the same error
Failed to send adopt command to AP
near the ? it says username or password are not correct ! but they are correct ! even after changing password or resseting device always same problem
how can i solve this?