ESS/MSS webpage is down,visual admin not up

We have successfully upgraded the Java J9 version on AIX Development server TOYHRD01.

(which has SAP Java portal EP6.0 ESS/MSS instances:

EPD - for ESS/MSS development, and

EPQ - for ESS/MSS Test system.

AIX TOYHRD01 - AIX Java J9 upgraded

SAP JAVA EPD (ESS/MSS Development) and EPQ (ESS/MSS Test system) - SAP Portal Config tool upgraded

Problem occured On Production ESS/MSS portal EP6.0 AIX server TOYPRT01

AIX TOYPRT01 ESS/MSS - AIX Java J9 upgraded

SAP JAVA EPP (ESS/MSS Production system) - SAP Portal Config tool upgraded

Issue:

We upgraded the SAP Portal J2EE config tool based on SAP note# 1024539

Problem encountered as below:

ESS/MSS production (SAP SID: EPP) web page not come up.

SAP Portal EPP (ESS/MSS production) Visual Administration not come up.

Logged on Config Tool was okay.

Regards,

Chinnu