java.lang.NoClassDefFoundError: oracle/bpel/common/userprefs/util/UserPreferencesUtil

(Doc ID 2162689.1)

Last updated on FEBRUARY 01, 2018

Applies to:

Oracle Business Process Management Suite - Version and later
Oracle SOA Suite - Version and later
Information in this document applies to any platform.


I'm creating a custom  ADF application with embedded taskflow using the following guide:

While the application deploys without any errors, on runtime I get the the following exception:

<Error> <oracle.adf.controller.internal.binding.TaskFlowRegionModelViewPort> <BEA-000000> <
   javax.el.ELException: java.lang.NoClassDefFoundError: oracle/bpel/common/userprefs/util/UserPreferencesUtil
      at com.sun.el.parser.AstValue.invoke(
      at com.sun.el.MethodExpressionImpl.invoke(
     at oracle.adf.controller.internal.util.ELInterfaceImpl.invokeMethod(




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