HDL Error: Date-Effective Row Conflict for Worker Assignment

Summary:

Receiving error when attempting to load Assignment Work Measure data via HDL. The system is rejecting date-effective rows due to existing records with overlapping effective dates.

Error Message

You've provided a date-effective row that ends on [LAST_ROW_END_DATE] for an existing record that already exists with an end date of [DB_LOGICAL_END_DATE]. The attributes provided to uniquely identify this record are already used by an existing record that ends on [DB_LOGICAL_END_DATE]. 

To change the logical end date, supply the ReplaceLastEffectiveEndDate attribute with a value of Y.

If you're attempting to create a new record, provide a unique reference using the source key or user key attributes.