cannot adopted AP7522 to nx-5500

[lalit_mohan_kai]

i have nx-5500 whith 64 licences of ap6521 now we have purchase 24 no. of ap7522 with 2*16 no licences

but controller nx-5500 cannot adopted AP7522 

[RobertZ]

First, you need to insure you that all APs & WLC are on the same firmware version.

Can you show us the output of CLI command show adoption status