How To Fix 5D428 - Contribution calculation from share with non-unique assessment basis

5D428 - Overview

• Message type: E = Error

• Message class: 5D - Error Messages for German Infotype Module Pools

• Message number: 428

• Message text: Contribution calculation from share with non-unique assessment basis

What causes this issue?

You want to calculate the contribution of the module as a proportion.
However, the entries you made to not show a clear reference of the
proportion to a base. When you enter a proportion, you have to enter one
of the Base Wage Type or Basis Module fields.

How to fix this error?

Correct your entries in the "Contribution Calculation" block.

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.

Smart SAP Assistant

• What is the cause and solution for SAP error message 5D428 - Contribution calculation from share with non-unique assessment basis ?

  The SAP error message 5D428, which states "Contribution calculation from share with non-unique assessment basis," typically occurs in the context of financial accounting or controlling modules, particularly when dealing with contribution margin calculations or profit center accounting. This error indicates that there is an issue with the assessment basis used for calculating contributions, where the system has identified that the basis is not unique.
  
  Cause:
  
  
  Non-Unique Assessment Basis: The error arises when the system finds multiple entries or records that could be used as the basis for the contribution calculation. This could happen if:
  
  There are multiple profit centers or cost centers with the same characteristics.
  The configuration of the assessment basis is not set up correctly, leading to ambiguity in the calculation.
  
  
  
  Data Inconsistencies: There may be inconsistencies in the master data or transaction data that lead to multiple valid assessment bases being identified.
  
  
  
  Configuration Issues: Incorrect configuration in the controlling area or profit center