Unable to update/load Person Benefit Balances using HDL

Summary:

When trying to load the Benefit Balances for employees using PersonBenefitBalance.dat file, the load is erroring out with errors.

What is the correct way to load this data?

Content (required):

When trying to load the Benefit Balances for employees using PersonBenefitBalance.dat file, the load is erroring out with errors like "The message is - Invalid Benefit Balance Name, enter Global or Legal Employer specific Balance Name that corresponds to the employee." or "The message is - Valid Legal Employer could not be determined for the employee as of effective date or Benefit Relationship is invalid."

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