How To Fix MG518 - Plant segment for material & has no header segment

SAP Error Message - Details

• Message type: E = Error

• Message class: MG - Batch input: material master

• Message number: 518

• Message text: Plant segment for material & has no header segment

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.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message MG518 - Plant segment for material & has no header segment ?

  The SAP error message MG518 indicates that there is a missing header segment for a material in a specific plant. This typically occurs when you are trying to create or modify a material master record, and the system cannot find the necessary header data for the specified plant segment.
  Cause:
  
  Missing Material Master Data: The material master record may not have been fully created or may be incomplete for the specified plant.
  Incorrect Configuration: There may be issues with the configuration settings in the material master or plant settings.
  Data Inconsistency: There could be inconsistencies in the database that prevent the system from recognizing the header segment for the material in the specified plant.
  
  Solution:
  
  
  Check Material Master Data:
  
  Go to transaction code MM03 (Display Material) and enter the material number.
  Check if the material has been created for the specific plant. If not, you may need to create or extend the material for that plant using transaction code MM01 (Create Material) or MM02 (Change Material).
  
  
  
  Create/Extend Material:
  
  If the material does not exist for the specified plant, you can create it by using MM01 and ensuring that you select the appropriate views and plant data.
  If the material exists but is incomplete, use MM02 to add the necessary plant-specific data.
  
  
  
  Check Configuration:
  
  Ensure that the configuration settings for the material type and plant are correct. This can be checked in the customizing settings (transaction code SPRO).
  Verify that the material type is allowed for the plant in question.
  
  
  
  Data Consistency Check:
  
  If you suspect data inconsistencies, you may need to run consistency checks or consult with your SAP Basis team to check for any database issues.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to the error message for any specific guidance or patches that may be applicable.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  MM01: Create Material
  MM02: Change Material
  MM03: Display Material
  MM04: Display Material Change Documents
  
  
  SAP Notes: Check SAP Notes for any known issues or fixes related to this error message.
  User Authorization: Ensure that you have the necessary authorizations to create or modify material master data.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in material management.