Error "Error Occurred. Unable to preview workflow" Viewing Workflow History

Document created by butlerj Support on Nov 19, 2018
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ISSUE
When viewing the workflow history graphical diagram (/WorkflowLog.aspx) of an item, the following error might occur:

Error Occurred. Unable to preview workflow
ERROR CODE
RESOLUTION
  1. Back up the Workflow definition.
  2. In the published Workflow definition, locate and delete any disabled action.
  3. Save and publish the Workflow.
  4. Create an item and run a workflow instance against that same item.
  5. Upon workflow completion, navigate to that item’s workflow history, the graphical diagram (the link “”).
ADDITIONAL INFORMATION
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