Absence Enrollment End Date HDL SourceKey error

Summary:

I'm trying to load HDL template to update Absence Enrollment End Date, i'm using below HDL template, after execution i'm getting the below error. I'm not sure how to fix this. I have tried using custom created SourceSystemName, but still getting the error.

METADATA|PersonAccrualPlanEnrollment|PersonNumber|WorkTermAsgNum|PlanName|ManualEnrollment|RunAccruals|EnrtEndDt|EnrtStDt|SourceSystemId|SourceSystemOwner
MERGE|PersonAccrualPlanEnrollment|30XX891|E3XXXX91|TEST_PLAN|N|Y|2050/12/31||30XXX91-E30XXX91-2019-01-01-TEST_PLAN|FUSION

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25D

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