How To Fix SD_LISEXC_MSG018 - Material number is required.

SD_LISEXC_MSG018 - Overview

• 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

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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.

Unfortunately, there isn't any extra information in this error notice.

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SD_LISEXC_MSG018 - Details

• 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