How To Fix /SAPAPO/TSM018 - Internal error; multiple planning areas exist for InfoSource &

/SAPAPO/TSM018 - Overview

• Message type: E = Error

• Message class: /SAPAPO/TSM -

• Message number: 018

• Message text: Internal error; multiple planning areas exist for InfoSource &

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.

Unfortunately, there isn't any extra information in this error notice.

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• What is the cause and solution for SAP error message /SAPAPO/TSM018 - Internal error; multiple planning areas exist for InfoSource & ?

  The SAP error message /SAPAPO/TSM018 Internal error; multiple planning areas exist for InfoSource & typically occurs in the context of SAP Advanced Planning and Optimization (APO) when there is a conflict or ambiguity regarding the planning areas associated with a specific InfoSource. This can happen when multiple planning areas are defined for the same InfoSource, leading to confusion in the system about which planning area to use.
  
  Cause:
  
  Multiple Planning Areas: The primary cause of this error is that there are multiple planning areas defined for the same InfoSource in the system. This can occur due to configuration errors or changes made in the planning area setup.
  Data Consistency Issues: There may be inconsistencies in the data or configuration settings that lead to the system being unable to determine the correct planning area.
  Transport Issues: If changes were transported from one system to another (e.g., from development to production), it might lead to discrepancies