How To Fix SE778 - In case of period inv. date, please use rule w. base date = inv. date

SE778 - Overview

• Message type: E = Error

• Message class: SE - Dienstleistungen Stammdaten Leistungsposition

• Message number: 778

• Message text: In case of period inv. date, please use rule w. base date = inv. date

What causes this issue?

The system cannot determine any dates because an incorrect base date is
used in the invoicing date rule.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Use a different invoicing date rule or change the existing one in
Customizing.
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Error message extract from SAP system. Copyright SAP SE.

SE778 - Details

• The SAP error message SE778 typically occurs in the context of invoice processing, particularly when dealing with period-based invoice dates. This error indicates that there is a mismatch or an incorrect configuration related to the rules for calculating the base date for the invoice.
  
  Cause:
  The error message SE778 is triggered when the system expects a specific rule to be applied for the base date of the invoice, but the current configuration does not meet this requirement. This often happens in the following scenarios:
  
  Incorrect Configuration of Invoice Rules: The rules for determining the base date for period invoices may not be set up correctly in the system.
  Mismatch in Date Types: The invoice date being used does not align with the expected date type for the rule being applied.
  Missing or Incorrectly Defined Rules: The necessary rules for handling period invoices may not be defined in the system.
  
  
  Solution:
  To resolve the SE778 error, you can