Cannot select blocked locations when adding a project

This section provides information on a validation error.

Workflow Type Level Description Workflow Conditions
Project Insert Project Blocked Locations cannot be selected (Add)
Action Level Column (Field) Change Properties Description Action Conditions
Column (Field) Change Project Column: Workflow Blocked Location 

New Value SQL Expression:

If this is True: (select custBlocked from UDIC_Location where UDIC_UID='[:ProjectCustomTabFields.custLocation]')='[BLOCKED]'

Use this Calculation: 'Y'

Otherwise, Use This Calculation: 'N'

Test if blocked Location was selected Location Dimension not empty
Validate Error Project You've chosen a blocked Location. Please select a different Location. Workflow Blocked Location equals Yes