When you design a K2 Workflow and you make use of SmartObject properties in a user task for example, only the required properties will be available to specify on your dropped field and the non-required properties are not listed.
- Ensure you have K2 Five (5.2) installed.
- Download the K2 Five (5.2) FP24 from K2 Partner and Customer Portal.
- Install the K2 Five (5.2) FP24 to apply the fix.
- Refresh the browser cache.
See the SmartObject Get List Custom filter topic for more information on functionality.