How To Fix PSSC_GROSS121 - No value found for reference date (due date rule &1)

PSSC_GROSS121 - Overview

• Message type: E = Error

• Message class: PSSC_GROSS - Gross Entitlement and Payment

• Message number: 121

• Message text: No value found for reference date (due date rule &1)

What causes this issue?

No value related to the reference date was returned by the due date
rule.
Possible reasons include the following:
A gross payment document witih no items was created (due to missing
entitlements in your social service plan).
The due date rule modifier "EED" was used. This modifier returns the
earliest due date, by analyzing the current gross payment items. If
there are none, no date is derived.

System Response

Gross payment determination is stopped.

How to fix this error?

Check the relevant Customizing settings and the social service plan
data.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

PSSC_GROSS121 - Details

• The SAP error message PSSC_GROSS121 indicates that there is no value found for the reference date related to a due date rule in the system. This typically occurs in the context of SAP's Project System (PS) or similar modules where due dates are calculated based on specific rules.
  
  Cause:
  
  Missing Configuration: The due date rule referenced in the error message may not be properly configured in the system. This could mean that the rule does not have a valid reference date set up.
  Data Inconsistency: There may be inconsistencies in the data, such as missing entries in the relevant tables that store due date rules and their associated reference dates.
  Incorrect Input: The input parameters or the context in which the due date rule is being applied may not be correct, leading to the system being unable to find a corresponding reference date.
  Custom Development: If there are custom developments or enhancements in the system,