Workflow Installation For OWB Fails With 'Cannot create connection pool...' Error

(Doc ID 1321702.1)

Last updated on MAY 09, 2017

Applies to:

Oracle Warehouse Builder - Version to [Release 11.2]
Information in this document applies to any platform.


When attempting to run wfinstall to install the Workflow, the following error occurs in Workflow log:

WFCA OUT: WARNING: Exception returned by remote server: {0}
WFCA OUT: oracle.oc4j.sql.DataSourceException: Cannot create connection pool. A connection pool named 'jdbc/WorkflowDS_connectionPool' already exists.
WFCA OUT: at com.evermind.server.ApplicationStateRunning.initDataSourceConnectionPool(
WFCA OUT: at com.evermind.server.Application.createDataSourceConnectionPool(


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