Summary
When you select multiple documents in Laserfiche Client 9 and attempt to start a business process on all the selected documents, you may receive the following error message:
Workflow 'MyWorkflowName' did not start because an instance is already running. [0639-WF1]
Cause
The Single instance mode option may be enabled for the selected workflow.
Resolution
Use the Workflow Administration Console to disable Single instance mode on the affected workflow.