SAP Logon GUI - WSAECONNREFUSED: Connection refused

[klzkm]

s4hanasrv:/etc/init.d # netstat -anp | grep 'LISTEN' | grep :3222

tcp 0 0 0.0.0.0:3222 0.0.0.0:* LISTEN 8897/enq.sapDEV_ASC

s4hanasrv:/etc/init.d # netstat -anp | grep 'LISTEN' | grep :3211

tcp 0 0 0.0.0.0:3211 0.0.0.0:* LISTEN 9380/dw.sapQAS_D11

s4hanasrv:/etc/init.d # netstat -anp | grep 'LISTEN' | grep :3212

tcp 0 0 0.0.0.0:3212 0.0.0.0:* LISTEN 9770/enq.sapQAS_ASC

s4hanasrv:/etc/init.d # netstat -anp | grep 'LISTEN' | grep :3221

s4hanasrv:/etc/init.d # netstat -anp | grep 'LISTEN' | grep dw.sapDEV_D21

Dear Experts,

I have installed S4/HANA 1809 initial. I facing connection refuse error but DB and SAP instance is running.

tcp port 3221 of dw.sapDEV_D21 is unlistening after check server healthy. Can anyone help me to resolve this error.

[klzkm]

Dear Experts,

I'm facing TCP port of DEV instance connection refused error but SAP instance and DB instance is running and QAS system is fined.

I'm already fix it. Thanks

[fmorgenstern]

And what was the fix *lol*