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Unable to Customize Activity Stream Taskflows in Webcenter Spaces after Upgrading to BP6 - Same IDs Appear in Taskflow Definition (Doc ID 1561363.1)

Last updated on MARCH 19, 2019

Applies to:

Oracle WebCenter Portal - Version to [Release 11g]
Information in this document applies to any platform.


In a WebCenter Spaces environment, MDS customizations have been made to Activity Stream task flows and, as a result, the task flows are not working anymore. One such task flow is the activity-streaming-mainview taskflow.

The following error will appear in the browser when this task flow is used:

Internal Error (WCS#2013. If the error persists, report the problem to your administrator.

 In WebCenter Spaces log files the following type of error will be reported:

oracle.mds.exception.MDSRuntimeException: MDS-00010: DuplicateRefException, In document /oracle/webcenter/activitystreaming/controller/taskflows/activity-streaming-mainview.xml there are multiple elements with the same ID _as22.




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