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Code Fix: An error occurs when deploying a workflow containing a File property


Issue Description

When an event in a workflow contains a SmartObject File property and you use the get list method of the SmartObject to return data, an error occurs when you deploy the workflow.

Error Message

The following error occurs: “Missing reference at SmartObjectField in Event ‘Program Manager Notification Less’ in Activity ‘Program Manager Notification Less’. Error: While trying to resolve the following reference root.externalReferenceDefinitions[{“InternalId”:43}]. Methods[{…”


  1. Ensure you have K2 Five (5.2) installed.
  2. Download the K2 Five (5.2) FP36 from K2 Partner and Customer Portal.
  3. Install the K2 Five (5.2) FP36 to apply the fix.
  4. It is recommended to refresh the browser cache.


Existing workflows with this issue need to be re-opened and re-deployed. 

If a workflow was loaded from KPRX or from K2 Package and Deployment, this fix will not be able to address the issue as there are no recovery points.