AllocateChecklist HDL not reflecting in Journeys screen for employee

Summary:

We have successfully loaded AllocateChecklist HDL for an employee, but it is not showing up in Journeys, or under Person management > Allocated Checklist

Content (please ensure you mask any confidential information):

HDL dat file as below. We have previously loaded journeys this way with no problems.

METADATA|AllocateChecklist|PersonNumber|ChecklistInstance|TemplateChecklistName|TemplateChecklistCategory|Country|ChecklistName|ChecklistCategory
MERGE|AllocateChecklist|US0018|1|US Employee Handbook 2025|On Boarding|#NULL|US Employee Handbook 2025|On Boarding

Version (include the version you are using, if applicable):

25A

Code Snippet (add any code snippets that support your topic, if applicable):