How To Fix /SAPAPO/SEQ175 - Error while reading orders in horizon

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/SEQ -

• Message number: 175

• Message text: Error while reading orders in horizon

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/SEQ175 - Error while reading orders in horizon ?

  The SAP error message /SAPAPO/SEQ175 Error while reading orders in horizon typically occurs in the context of SAP Advanced Planning and Optimization (APO) when there is an issue with reading orders within a specified time horizon. This error can arise due to various reasons, including configuration issues, data inconsistencies, or problems with the planning object structure.
  Causes:
  
  Data Inconsistencies: There may be inconsistencies in the order data, such as missing or incorrect entries in the database.
  Configuration Issues: The planning horizon may not be correctly defined in the system settings, leading to issues when trying to read orders.
  Authorization Issues: The user may not have the necessary authorizations to access the order data.
  System Performance: If the system is under heavy load, it may struggle to read the required data within the specified horizon.
  Technical Issues: There could be underlying technical issues, such as database locks or connectivity problems.
  
  Solutions:
  
  Check Data Consistency: Use transaction codes like /SAPAPO/ORDERS or /SAPAPO/ORDER to check for inconsistencies in the order data. Ensure that all necessary data is present and correctly configured.
  Review Planning Horizon Settings: Verify the planning horizon settings in the APO configuration. Ensure that the horizon is set correctly and that it encompasses the orders you are trying to read.
  Authorization Check: Ensure that the user has the necessary authorizations to access the order data. You can check this in the user roles and authorizations.
  System Performance Monitoring: Monitor the system performance to ensure that it is not overloaded. If necessary, consider optimizing the system or scheduling the operation during off-peak hours.
  Check for Technical Issues: Investigate any technical issues that may be affecting the system, such as database locks or connectivity problems. You may need to consult with your IT team or SAP Basis team for assistance.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error. SAP Notes often provide patches or workarounds for known issues.
  Transaction Codes: Familiarize yourself with relevant transaction codes in SAP APO, such as /SAPAPO/ORDERS, /SAPAPO/ORDER, and others that may help in diagnosing the issue.
  Documentation: Review the SAP documentation for APO to understand the configuration settings related to order management and planning horizons.
  
  If the issue persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance, providing them with detailed information about the error and the context in which it occurs.