How To Fix SD_LISEXC_MSG018 - Material number is required.

SAP Error Message - Details

• Message type: E = Error

• Message class: SD_LISEXC_MSG - Message class for Material Determination maintenance

• Message number: 018

• Message text: Material number is required.

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 SD_LISEXC_MSG018 - Material number is required. ?

  The SAP error message SD_LISEXC_MSG018 indicates that a material number is required in the context of Sales and Distribution (SD) processes. This error typically occurs when a transaction or process that requires a material number is executed, but the system does not have a valid material number provided.
  Cause:
  
  Missing Material Number: The most common cause is that the material number field is left blank or not populated in the relevant transaction.
  Incorrect Configuration: There may be issues with the configuration of the sales document type or item category that requires a material number.
  Data Entry Error: Users may have inadvertently skipped entering the material number during data entry.
  Custom Development: If there are custom programs or enhancements, they may not be handling the material number correctly.
  
  Solution:
  
  Check Input Fields: Ensure that the material number field is filled in the relevant transaction. If you are creating a sales order, delivery, or any other document, make sure to enter a valid material number.
  Review Configuration: Check the configuration settings for the sales document type and item category in the SAP system. Ensure that the settings are correct and that the material number is a required field.
  Validate Material Master: Ensure that the material number you are trying to use exists in the material master and is active. You can check this using transaction code MM03.
  Error Handling in Custom Code: If the error arises from custom code, review the logic to ensure that it correctly handles the material number input.
  User Training: Provide training to users to ensure they understand the importance of entering a material number in relevant transactions.
  
  Related Information:
  
  Transaction Codes: Common transaction codes where this error might occur include VA01 (Create Sales Order), VL01N (Create Outbound Delivery), and VA02 (Change Sales Order).
  Material Master: Use transaction code MM01 to create a new material or MM02 to change an existing material.
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  Documentation: Refer to SAP documentation for Sales and Distribution processes to understand the requirements for material numbers in various transactions.
  
  By following these steps, you should be able to resolve the error and ensure that the material number is correctly handled in your SAP transactions.