SAP Message WL404 - Workflow '&': Workflow def. not activated/cannot be executed at present

Diagnosis
The workflow &V1& was to be started. However, the required version ofthe relevant workflow definition has not been activated or cannotcurrently be started since it is locked for execution:
Workflow task no. &V2&
Workflow definition no. &V3&, version &V4&.

System Response
The workflow could not be started.

Procedure
Check and correct, if necessary, the entries specified above. Activatethe workflow definition mentioned above, if necessary. If the workflowdefinition cannot currently be started, contact the workflow systemadministrator.
Then re-start the workflow.

375679Incorrect data binding in WF10000039