Issue Brief:-
Update Manager can not be launched error occurred when trying to check license.While launching Update Manager.bat throws error "Can't connect to license server (-15,3002)".
Problem Root Cause:-
Incorrect license file installed can cause issue.
Resolution:-
In order to resolve this make sure that C:\Cambium\License manager\Flexnet\License_files\ should have desired license file (trial or purchase one).Then restart the License manager first and restart the WM server from WM admin tool.
Regards,
Deepesh Chandra Sharma.
Technical Specialist-L3 Networks.
Cisco Certified Network Professional.
Cambium Certified over PMP/PTP/ePMP.