First check if VSISVR jobs are running on server
WRKACTJOB SBS(QHTTPSVR) JOB(VSISVR)
Current
Subsystem/Job User Type CPU % Function Status
VSISVR QTMHHTTP BCH .0 PGM-VSPSVR TIMW
VSISVR QTMHHTTP BCI .4 JVM-org.apache SELW
or enter command NETSTAT OPTION(*CNN) + F14 (to display port number)
Some or all ports 8410, 8411, or 8412 should be in listening state.
To Start Assure UI Server enter command VSI001LIB/STRVSISVR