How To Fix /SAPAPO/ATP390 - Error generating internal objects

/SAPAPO/ATP390 - Overview

• Message type: E = Error

• Message class: /SAPAPO/ATP -

• Message number: 390

• Message text: Error generating internal objects

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/ATP390 - Error generating internal objects ?

  The SAP error message /SAPAPO/ATP390 typically indicates an issue with generating internal objects during the Advanced Planning and Optimization (APO) process, particularly in the context of Available-to-Promise (ATP) checks. This error can arise due to various reasons, including configuration issues, data inconsistencies, or system performance problems.
  Causes:
  
  Data Inconsistencies: Missing or incorrect master data (like material master, location, or product data) can lead to this error.
  
  Configuration Issues: Incorrect settings in the APO system, such as planning area configuration or key figures, can cause problems during ATP checks.
  Performance Issues: If the system is under heavy load or if there are performance bottlenecks, it may fail to generate internal objects in a timely manner.
  Missing Authorizations: Lack of necessary authorizations for the user executing the ATP check can also lead to this error.
  System Bugs: Occasionally, this error may be due to bugs in the SAP system or specific versions of the software.
  
  Solutions:
  
  Check Master Data: Ensure