Heads Up :
The post you are writing will appear in a public forum. Please ensure all content is appropriate for public consumption. Review the employee guidelines for the community here.
Hello @interfacedy
As it states "configure a valid user from Controller", Just configure a user on your AP profile
Example
EWC(config)#ap profile <profile-name>
EWC(config-ap-profile)#mgmtuser username admin password 0 Cisco123 secret 0 Cisco123
