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

O1518 - Overview

• 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.

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• 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