Skip to main content

MarkView ERP Integration - Troubleshooting NoClassDefFoundError or Could not initialize class

Article # 304200 - Page views: 358



Applies To

  • ERP System: All
  • MarkView Version: 6.x and above


The system reports one of the following messages:

  • java.lang.NoClassDefFoundError, msg=Could not initialize class
  • JBO-29000: Unexpected exception caught: java.lang.NoClassDefFoundError
Exception Details.
oracle.apps.fnd.framework.OAException: oracle.jbo.JboException: JBO-29000: Unexpected exception caught:
java.lang.NoClassDefFoundError, msg=Could not initialize class
at oracle.apps.fnd.framework.OAException.wrapperException(
at oracle.apps.fnd.framework.OAException.wrapperException(
at _OAErrorPage._jspService(
at com.orionserver.http.OrionHttpJspPage.service(

Known Causes

System upgrade; including a database or R12 upgrade.


Please take the following steps after your installation or updates has completed.

  1. On 11i environments (R12 does not use
    • Please also ensure the use absolute paths.
    • Please confirm paths are correct
  2. Increase permissions on $JAVA_TOP/com/markview (chmod -r 755)
  3. Bounce the Application Server.

Keywords: NoClassDefFoundError, Could not initialize class, JAVA_TOP,