How To Fix /SAPAPO/PDEM_GEN_SRV055 - Error when generating selection table for reading realignment steps

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/PDEM_GEN_SRV -

• Message number: 055

• Message text: Error when generating selection table for reading realignment steps

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/PDEM_GEN_SRV055 - Error when generating selection table for reading realignment steps ?

  The SAP error message /SAPAPO/PDEM_GEN_SRV055 typically occurs in the context of SAP Advanced Planning and Optimization (APO) when there is an issue with generating the selection table for reading realignment steps. This error can arise due to various reasons, including data inconsistencies, configuration issues, or problems with the underlying database.
  Causes:
  
  Data Inconsistencies: There may be inconsistencies in the data related to the realignment steps, such as missing or incorrect entries in the relevant tables.
  Configuration Issues: Incorrect configuration settings in the APO system can lead to problems when generating selection tables.
  Database Issues: Problems with the database, such as locks or corruption, can prevent the system from accessing the necessary data.
  Authorization Issues: Lack of proper authorizations for the user executing the transaction can also lead to this error.
  System Performance: If the system is under heavy load, it may not be able to process the request in a timely manner.
  
  Solutions:
  
  
  Check Data Consistency:
  
  Use transaction codes like /SAPAPO/SDP94 or /SAPAPO/SDP95 to check for inconsistencies in the planning data.
  Ensure that all necessary data for realignment steps is present and correctly configured.
  
  
  
  Review Configuration:
  
  Verify the configuration settings in the APO system related to realignment and selection tables.
  Ensure that the planning area and other relevant settings are correctly defined.
  
  
  
  Database Checks:
  
  Check the database for any locks or performance issues. You may need to consult with your database administrator.
  Run database consistency checks if necessary.
  
  
  
  Authorization Check:
  
  Ensure that the user executing the transaction has the necessary authorizations to access the relevant data and perform the operation.
  
  
  
  System Performance:
  
  Monitor system performance and check for any bottlenecks. If the system is under heavy load, consider scheduling the operation during off-peak hours.
  
  
  
  SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates available that resolve known issues.
  
  
  
  Consult SAP Support:
  
  If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance. Provide them with detailed information about the error, including any relevant logs or screenshots.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes in APO, such as /SAPAPO/SDP94 (for checking planning data) and /SAPAPO/SDP95 (for realignment).
  Documentation: Review SAP documentation related to APO realignment and selection tables for a deeper understanding of the processes involved.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the root cause of the error and implement an appropriate solution.