How To Fix DFS_POSITION_COMMON021 - Logical system is not configured in table /ISDFPS/ALE_SYS

SAP Error Message - Details

• Message type: E = Error

• Message class: DFS_POSITION_COMMON - Message Class for Defense Position Common

• Message number: 021

• Message text: Logical system is not configured in table /ISDFPS/ALE_SYS

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DFS_POSITION_COMMON021 - Logical system is not configured in table /ISDFPS/ALE_SYS ?

  The SAP error message DFS_POSITION_COMMON021 indicates that the logical system you are trying to use is not configured in the table /ISDFPS/ALE_SYS. This typically occurs in the context of SAP Integrated Business Planning (IBP) or when working with Advanced Planning and Optimization (APO) systems that utilize the Application Link Enabling (ALE) framework for data exchange.
  Cause:
  
  Logical System Not Defined: The logical system you are trying to use has not been defined in the SAP system.
  Configuration Issues: There may be issues with the configuration of the logical system in the relevant tables.
  Transport Issues: If the logical system was recently created or transported, it may not have been properly set up in the target system.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Logical System Configuration:
  
  Go to transaction code SCC4 to check if the logical system is defined in your SAP system.
  Ensure that the logical system is correctly configured and is active.
  
  
  
  Maintain Logical System in Table:
  
  Use transaction code SE11 to access the Data Dictionary.
  Enter the table name /ISDFPS/ALE_SYS and check if your logical system is listed.
  If it is not listed, you will need to add it. You can do this by using transaction SE16N or directly through the table maintenance if you have the necessary authorizations.
  
  
  
  Add Logical System:
  
  If you need to add a new logical system, you can do so by creating a new entry in the /ISDFPS/ALE_SYS table. Make sure to provide all required fields, including the logical system name and any other relevant configuration details.
  
  
  
  Check Transport Requests:
  
  If the logical system was recently transported, ensure that the transport request was successfully imported and that all necessary configurations were included.
  
  
  
  Check for Authorizations:
  
  Ensure that you have the necessary authorizations to view and modify the logical system settings.
  
  
  
  Restart the Process:
  
  After making the necessary changes, restart the process that triggered the error to see if the issue is resolved.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  SCC4: Client Administration
  SE11: Data Dictionary
  SE16N: General Table Display
  
  
  Documentation: Refer to SAP Help documentation for more details on configuring logical systems and ALE settings.
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to this error message.
  
  If the problem persists after following these steps, consider reaching out to your SAP Basis team or SAP support for further assistance.