How To Fix O1518 - System error: Structure & not defined in TMC4 for LIS

SAP Error Message - Details

• Message type: E = Error

• Message class: O1 - IS-Oil : Message pool exchanges

• Message number: 518

• Message text: System error: Structure & not defined in TMC4 for LIS

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The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message O1518 - System error: Structure & not defined in TMC4 for LIS ?

  The SAP error message O1518, which states "System error: Structure & not defined in TMC4 for LIS," typically occurs in the context of Logistics Information System (LIS) when there is an issue with the configuration of the data structures used for reporting or data extraction.
  Cause:
  
  Missing Structure Definition: The error indicates that a specific structure required for the LIS reporting is not defined in the TMC4 table. This could happen if the structure was not created or if it was deleted or modified incorrectly.
  Configuration Issues: There may be issues with the configuration settings in the LIS, particularly related to the data sources or the InfoStructures that are being used.
  Transport Issues: If the system has recently undergone a transport of changes, it is possible that the necessary structures were not included in the transport request.
  
  Solution:
  
  
  Check Structure Definition:
  
  Go to transaction SE11 (Data Dictionary) and check if the structure mentioned in the error message exists.
  If it does not exist, you may need to create it or restore it from a backup if it was deleted.
  
  
  
  Review TMC4 Table:
  
  Use transaction SE16 or SE11 to view the contents of the TMC4 table. Ensure that the structure in question is properly defined.
  If the structure is missing, you may need to add it manually or consult with your SAP Basis or technical team to restore it.
  
  
  
  Configuration Review:
  
  Check the configuration settings for LIS in transaction LIS1 or similar transactions to ensure that all necessary InfoStructures are correctly set up.
  Verify that the data sources and InfoProviders are correctly linked to the required structures.
  
  
  
  Transport Management:
  
  If the issue arose after a transport, check the transport logs to see if any relevant objects were not included.
  If necessary, re-transport the missing objects or manually create the required structures.
  
  
  
  Consult SAP Notes:
  
  Search for relevant SAP Notes in the SAP Support Portal that may address this specific error. There may be patches or updates that resolve known issues related to this error.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above steps, consider reaching out to SAP Support for further assistance. Provide them with the error details and any steps you have already taken.
  
  
  
  Related Information:
  
  Transaction Codes: SE11 (Data Dictionary), SE16 (Data Browser), LIS1 (Logistics Information System).
  Tables: TMC4 (Table for LIS structures).
  SAP Notes: Always check for the latest SAP Notes related to LIS and error O1518 for any updates or fixes.
  
  By following these steps, you should be able to identify and resolve the issue related to the O1518 error in your SAP system.