If you cannot log onto your SAP system, you can use the saplicense -test for troubleshooting purposes. When you call up this option, the saplicense program determines the hardware key of the message server, simulates a logon to the SAP system, and carries out the necessary license check.
1. Login to OS level as SIDadm.
2. Execute below command and get the results
saplicense -test pf=/usr/sap/SID/SYS/profile/xxx
Protocol saplicense test:
*** Read sapsytem name
ok, sapsytem name = XXX
*** Read message server host
ok, host = XXXXXXXX
*** Read message server service port
ok, service port = sapmsXXX
*** Connect to message server
ok, connect done
*** Read hardware key from message server
ok, got hardware key
*** Detach from message server
ok, detached
*** Check hardware key
ok, hardware key = XXXXXXX
*** Connect to database
ok, connected
*** Check license
ok, check done
*** Disconnect database
ok, database disconnected
test result: license test failed
*** no valid license found ***
