How To Fix /SAPAPO/ATP_BOP155 - Item &1/&2 was not updated due to an internal mapping error (&3)

/SAPAPO/ATP_BOP155 - Overview

• Message type: E = Error

• Message class: /SAPAPO/ATP_BOP -

• Message number: 155

• Message text: Item &1/&2 was not updated due to an internal mapping error (&3)

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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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/ATP_BOP155 - Item &1/&2 was not updated due to an internal mapping error (&3) ?

  The SAP error message /SAPAPO/ATP_BOP155 indicates that there was an issue with updating an item in the Advanced Planning and Optimization (APO) module, specifically related to the Available-to-Promise (ATP) functionality. The error message typically includes placeholders for the item number and a specific error code, which can help in diagnosing the issue.
  
  Cause:
  The internal mapping error can occur due to several reasons, including:
  
  
  Data Inconsistencies: There may be inconsistencies in the master data or transaction data related to the item in question. This could include issues with material master records, location data, or other related master data.
  
  
  
  Configuration Issues: Incorrect configuration settings in the APO system can lead to mapping errors. This could involve settings related to the ATP check, product allocation, or other relevant configurations.
  
  
  System Bugs: There may be bugs or issues in the version of SAP you are using that could lead to this error.
  
  
  Integration Issues: If there are issues with