Please open a ticket with Tech Support and provide Logs from your Master AP.
(Admin&Services, Diagnostics, Logs, and both System and AP logs)https://support.ruckuswireless.com/contact-us
I see one UN-767 bug on Unleashed for Google social media authentication failed, but STA is authorized,
but the output is not exactly like yours, but contains the No server running! Controller exiting statements.