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1829800 - Unable to read component versions : System info does not open

Symptom

Nullpointer exception occurs when invoking system info or component info pages at http://<host>:<port>/sap/monitoring/SystemInfo or http://<host>:<port>/sap/monitoring/ComponentInfo. Server default traces contains the following exception: 

"com.sap.engine.monitor.infoapp.SystemInfoFactory#sap.com/tc~monitoring~systeminfo#com.sap.engine.monitor.infoapp.SystemInfoFactory#J2EE_ADMIN#47711##84310607653F11E2B78D00003871476E#84310607653f11e2b78d00003871476e-0#84310607653f11e2b78d00003871476e#SAPEngine_Application_Thread[impl:3]_38##0#0#Warning#1#/System/Server#Java###Unable to read component versions [EXCEPTION] {0}#1#java.lang.NullPointerException at com.sap.sl.util.cvers.impl.CVersManager.readCVers(CVersManager.java:356) at com.sap.engine.monitor.infoapp.SystemInfoFactory.getSystemInfo(SystemInfoFactory.java:424) at
com.sap.engine.monitor.infoapp.SystemInfoFactory.getInfo(SystemInfoFactory.java:258) at jsp_SystemInfo1348658945635._jspService(jsp_SystemInfo1348658945635.java
:5) at com.sap.engine.services.servlets_jsp.server.jsp.JspBase.service(JspBase.java:112)"


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Environment

SAP Netweaver AS JAVA 6.40 and 7.00

Product

SAP NetWeaver 7.0 ; SAP enhancement package 1 for SAP NetWeaver 7.0 ; SAP enhancement package 2 for SAP NetWeaver 7.0

Keywords

KBA , kde , BC-JAS-ADM-ADM , Administration , Problem

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