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2146087 - java.lang.IllegalAccessError while navigating in EP


After upgrading EP to some certain SPs, you are facing 500 internal server error while navigating in Enterprise Portal.
You can find below error in server defaultTrace:
Cannot process an HTTP request to servlet [prt] in [irj] web application.
java.lang.IllegalAccessError: tried to access field (class loader service:tc~epbc~prtc~core@61990, resolved service:tc~epbc~prtc~core@61990) from class com.sapportals.portal.prt.service.hook.CacheInvalidatorHookService (class loader
 at com.sapportals.portal.prt.service.hook.CacheInvalidatorHookService.doEventHook(
 at com.sapportals.portal.prt.connection.PortalHook.doEventHook(
 at com.sapportals.portal.prt.connection.ServletConnection._handleRequest(



  • SAP NetWeaver 7.4 SP10
  • SAP enhancement package 1 for SAP NetWeaver 7.3 SP14


SAP NetWeaver 7.4 ; SAP enhancement package 1 for SAP NetWeaver 7.3


Enterprise Portal, EP, IllegalAccessError, 500 internal server error, EP BASIS API , KBA , EP-PIN-PRT , Portal Runtime , Problem

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