How To Fix RESCSU013 - Assignment of first participation group not the same as start of SU

RESCSU013 - Overview

• Message type: E = Error

• Message class: RESCSU - Error Texts for Settlement Unit

• Message number: 013

• Message text: Assignment of first participation group not the same as start of SU

What causes this issue?

The start date of the settlement unit has to be the same as the date of
the first assignment of a participation group.

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?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RESCSU013 - Assignment of first participation group not the same as start of SU ?

  The SAP error message RESCSU013 indicates that there is a mismatch in the assignment of the first participation group in relation to the start of a service unit (SU). This typically occurs in the context of project management or resource planning within SAP, particularly when dealing with service units and their associated participation groups.
  
  Cause:
  The error usually arises due to one of the following reasons:
  
  Incorrect Configuration: The participation groups assigned to the service unit do not align with the expected configuration in the system.
  Data Entry Errors: There may be inconsistencies in the data entered for the service unit, such as incorrect dates or participation group assignments.
  Master Data Issues: The master data for the participation groups or service units may not be set up correctly, leading to mismatches.
  Changes in Participation Groups: If there have been recent changes to the participation groups or their assignments, it may not reflect correctly in the service