Issue
When publishing a workflow, the workflow name changes to WorkflowName(Previous Version : 01.01.2017 12:00:00)
Resolution
- Select Workflow Settings from the ribbon when looking at the list/library.
- Select Remove, Block, or Restore a Workflow.
- For the workflow in question, select Allow.
- Publish the workflow.
Additional Information
This behavior is caused by the workflow not allowing new instances.