How To Fix APO_BAPI158 - Collaboration partner &1 is not assigned to scenario &2

APO_BAPI158 - Overview

• Message type: E = Error

• Message class: APO_BAPI - Message Class for APO BAPIs

• Message number: 158

• Message text: Collaboration partner &1 is not assigned to scenario &2

What causes this issue?

The collaboration partner &v1& entered is not assigned to the
collaboration scenario &v2&.

System Response

,,

How to fix this error?

Check the partner settings for collaboration partner &v1&.

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.

Smart SAP Assistant

• What is the cause and solution for SAP error message APO_BAPI158 - Collaboration partner &1 is not assigned to scenario &2 ?

  The SAP error message APO_BAPI158 indicates that a collaboration partner is not assigned to a specific scenario in the Advanced Planning and Optimization (APO) module. This error typically arises when you are trying to execute a function or process that requires a specific collaboration partner to be linked to a planning scenario, but the system cannot find this assignment.
  
  Cause:
  
  Missing Assignment: The collaboration partner (e.g., a vendor, customer, or supplier) has not been assigned to the specified planning scenario in the system.
  Incorrect Configuration: The configuration settings for the collaboration partner or the planning scenario may be incorrect or incomplete.
  Data Inconsistency: There may be inconsistencies in the master data or configuration that prevent the assignment from being recognized.
  
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Collaboration Partner Assignment:
  
  Go to the relevant transaction in SAP APO (e.g., /SAPAPO/SDP1 for the Supply Network Planning).
  Navigate to the planning scenario settings and verify if the