How To Fix 29112 - Material is a required entry for item category &

SAP Error Message - Details

• Message type: E = Error

• Message class: 29 - Bills of Material

• Message number: 112

• Message text: Material is a required entry for item category &

What causes this issue?

You want to enter or change an item in the current BOM with item
category &V1&, but you haven't entered a component.
Item category &V1& requires that a material must be entered.

How to fix this error?

Check your entries.
Enter a material or choose a different item category.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 29112 - Material is a required entry for item category & ?

  The SAP error message 29112, which states "Material is a required entry for item category &," typically occurs in the context of sales order processing, purchase order processing, or other document types where item categories are involved. This error indicates that the system requires a material number to be entered for the specified item category, but it has not been provided.
  Cause:
  
  Missing Material Number: The most common cause is that the material number has not been entered for the item in question.
  Incorrect Item Category: The item category being used may require a material number, but the configuration or the document type may not be set up correctly.
  Configuration Issues: The item category settings in the configuration may not align with the expected behavior, leading to the requirement for a material number not being met.
  Document Type Restrictions: Certain document types may have restrictions on item categories that require a material number.
  
  Solution:
  
  Enter Material Number: Ensure that a valid material number is entered for the item in the document. This is the most straightforward solution.
  Check Item Category Configuration: Review the configuration of the item category in the SAP system. You can do this by navigating to the relevant configuration settings in SPRO (SAP Project Reference Object) and checking the item category settings.
  Review Document Type Settings: Ensure that the document type being used allows for the item category in question and that it is configured correctly.
  Consult with SAP Support or Documentation: If the issue persists, consult SAP documentation or reach out to SAP support for further assistance, especially if there are custom developments or specific configurations in your system.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like VA01 (Create Sales Order), ME21N (Create Purchase Order), or others depending on the context of the error.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance.
  User Exits or BAdIs: If there are custom developments in your SAP environment, check if any user exits or BAdIs (Business Add-Ins) are affecting the behavior of item categories and material entries.
  
  By following these steps, you should be able to resolve the error message 29112 and ensure that the required material number is correctly entered for the relevant item category.