How To Fix /SAPAPO/ATP029 - System error during data reading in logical system &1: &2&3

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/ATP -

• Message number: 029

• Message text: System error during data reading in logical system &1: &2&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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/ATP029 - System error during data reading in logical system &1: &2&3 ?

  The SAP error message /SAPAPO/ATP029 indicates a system error that occurs during data reading in a logical system. This error is typically related to the Advanced Planning and Optimization (APO) module in SAP, particularly in the context of Available-to-Promise (ATP) checks.
  Cause:
  The error can be caused by several factors, including:
  
  Configuration Issues: Incorrect configuration in the APO system or in the logical system settings.
  Data Inconsistencies: Missing or inconsistent data in the master data or transaction data that the system is trying to read.
  Network Issues: Problems with the connection between the systems, especially if the logical system is remote.
  Authorization Issues: Lack of proper authorizations for the user or system trying to access the data.
  System Performance: Performance issues or timeouts during data retrieval, especially if the system is under heavy load.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Configuration:
  
  Verify the configuration settings in the APO system and ensure that the logical system is correctly defined.
  Check the settings in transaction SPRO under the relevant sections for APO and ATP.
  
  
  
  Data Consistency:
  
  Use transaction CIF (Core Interface) to check for any inconsistencies in master data or transactional data.
  Run consistency checks and ensure that all necessary data is available and correctly maintained.
  
  
  
  Network and Connectivity:
  
  Ensure that there are no network issues affecting the connection between the systems.
  Check the RFC connections in transaction SM59 to ensure they are correctly configured and operational.
  
  
  
  Authorization:
  
  Verify that the user or system has the necessary authorizations to access the data in the logical system.
  Check the authorization objects related to APO and ATP.
  
  
  
  Performance Monitoring:
  
  Monitor system performance and check for any bottlenecks that may be causing timeouts.
  Consider increasing system resources or optimizing queries if performance is an issue.
  
  
  
  Review Logs:
  
  Check the application logs (transaction SLG1) for more detailed error messages that can provide additional context about the issue.
  
  
  
  SAP Notes:
  
  Search for relevant SAP Notes in the SAP Support Portal that may address this specific error message or provide patches and updates.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CIF, SM59, SLG1, and SPRO.
  SAP Documentation: Refer to the official SAP documentation for APO and ATP for detailed configuration and troubleshooting guidelines.
  SAP Community: Engage with the SAP Community forums for insights and solutions shared by other users who may have encountered similar issues.
  
  If the problem persists after following these steps, consider reaching out to SAP support for further assistance.