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EM 13c: EM Console Pages Not Loading Completely After updating the Java TZUpdater tool on OMS Server (Doc ID 2630302.1)

Last updated on JANUARY 24, 2020

Applies to:

Enterprise Manager Base Platform - Version and later
Information in this document applies to any platform.


After updating the java TZupdater tool on the OMS Server, EM Console is not loading the pages completely.

Example page of Enterprise Summary:


$EM_INST_HOME/em/EMGC_OMS1/sysman/log/emoms.trc file reports following errors:

Caused by: oracle.jbo.common.ampool.ApplicationPoolException: JBO-30003: Application pool fails to check out an application module due to the following exception:
at oracle.jbo.common.ampool.ApplicationPoolImpl.prepareApplicationModule(
at oracle.jbo.common.ampool.ApplicationPoolImpl.doCheckout(

Caused by: javax.el.ELException: java.lang.NullPointerException
at javax.el.BeanELResolver.getValue(
at com.sun.faces.el.DemuxCompositeELResolver._getValue(Unknown Source)
at com.sun.faces.el.DemuxCompositeELResolver.getValue(Unknown Source)

Caused by: java.lang.NullPointerException
at sun.util.calendar.ZoneInfoFile.getZoneIDs(
at sun.util.calendar.ZoneInfo.getAvailableIDs(
at java.util.TimeZone.getAvailableIDs(
at oracle.sysman.sdkImpl.core.uifwk.ui.util.TimeZoneUtilImpl.convertToSupportedTZ(
at oracle.sysman.sdkImpl.core.uifwk.ui.util.TimeZoneUtilImpl.convertToDBSupportedTZ(


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