How To Fix /SPE/PO_CHANGE018 - APO system for reading supersession master data not active

/SPE/PO_CHANGE018 - Overview

• Message type: E = Error

• Message class: /SPE/PO_CHANGE -

• Message number: 018

• Message text: APO system for reading supersession master data not active

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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/SPE/PO_CHANGE018 - Details

• The SAP error message /SPE/PO_CHANGE018 in the APO (Advanced Planning and Optimization) system indicates that there is an issue with reading the supersession master data because it is not active. This typically occurs when the system is trying to access or process data related to product supersession (the process of replacing one product with another) but cannot find the necessary data because it is not activated or available.
  
  Cause:
  
  Inactive Supersession Data: The supersession master data for the product in question is not activated in the system.
  
  Configuration Issues: There may be configuration issues in the APO system that prevent the supersession data from being recognized or accessed.
  Data Consistency: There could be inconsistencies in the master data, such as missing entries or incorrect settings.
  
  
  Solution:
  
  
  Activate Supersession Data:
  
  Check the status of the supersession master data for the relevant product. You can do this by navigating to the relevant transaction in SAP (e.g., using transaction /SAPAPO/SDP94