How To Fix /SAPAPO/OM_ERROR2837 - ATP time series reference counter is negative

/SAPAPO/OM_ERROR2837 - Overview

• Message type: E = Error

• Message class: /SAPAPO/OM_ERROR2 -

• Message number: 837

• Message text: ATP time series reference counter is negative

Self-Explanatory Message

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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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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/OM_ERROR2837 - ATP time series reference counter is negative ?

  The SAP error message /SAPAPO/OM_ERROR2837 ATP time series reference counter is negative typically occurs in the context of Advanced Planning and Optimization (APO) within SAP systems. This error indicates that there is an issue with the availability check (ATP - Available to Promise) time series data, specifically that the reference counter for a time series has become negative. This can happen due to various reasons, such as data inconsistencies or issues with the configuration of the time series.
  Causes:
  
  Data Inconsistencies: The time series data may have been corrupted or incorrectly updated, leading to a negative reference counter.
  Incorrect Configuration: The configuration settings for the time series or the ATP check may not be set up correctly.
  Concurrent Processing: Multiple processes trying to update the same time series data simultaneously can lead to inconsistencies.
  Custom Code Issues: If there are custom developments or enhancements in the ATP logic, they might inadvertently cause this issue.
  
  Solutions:
  
  Check Time