How To Fix 29071 - Last bill of material

SAP Error Message - Details

• Message type: E = Error

• Message class: 29 - Bills of Material

• Message number: 071

• Message text: Last bill of material

What causes this issue?

You want to create a variant for the BOM for the material you entered
(variante BOM).
The BOM is maintained via date. However, on the initial screen you
entered a technical status or a change number which contains a
technical status.
INCLUDE AD_NA_GUELTIG

How to fix this error?

You have two options:
Press ENTER.
Check your entries.
Enter another material, where the BOM is maintained according to
<ZH>technical status</> if appropriate.
If the material entered (and therefore the BOM) is correct, cancel the
transaction <ZH>Create variant for...</>.
On the initial screen, enter a valid from date or a change number
containing a valid from date instead of a technical status. Choose
the function <ZH>Create variant for...</> again.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 29071 - Last bill of material ?

  The SAP error message 29071, which states "Last bill of material," typically occurs in the context of production planning and material management. This error is often related to issues with the Bill of Materials (BOM) in the system, particularly when trying to process or create a production order or when there are inconsistencies in the BOM data.
  Cause:
  
  BOM Not Found: The system cannot find the last valid BOM for the material in question.
  BOM Status: The BOM may be marked as inactive or not released for use.
  Versioning Issues: There may be multiple versions of the BOM, and the system is unable to determine which one to use.
  Material Master Data Issues: The material master data may not be correctly set up, leading to issues in BOM retrieval.
  Authorization Issues: The user may not have the necessary permissions to access the BOM.
  
  Solution:
  
  Check BOM Status: Verify that the BOM for the material is active and released. You can do this by navigating to the BOM transaction (CS03) and checking the status.
  BOM Versioning: Ensure that the correct version of the BOM is being used. If there are multiple versions, confirm that the system is configured to use the appropriate one.
  Material Master Data: Review the material master data to ensure that it is correctly set up and linked to the appropriate BOM.
  Create/Update BOM: If the BOM does not exist, you may need to create it (using transaction CS01) or update it if it is incorrect.
  Authorization Check: Ensure that the user has the necessary authorizations to access and modify BOMs.
  Consult Documentation: Refer to SAP documentation or help resources for specific details related to your version of SAP, as there may be additional considerations based on your configuration.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CS01 (Create BOM), CS02 (Change BOM), CS03 (Display BOM), and CS11 (BOM Comparison).
  SAP Notes: Check SAP Notes for any known issues or patches related to BOM processing that may address this error.
  Support: If the issue persists, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  By following these steps, you should be able to diagnose and resolve the error message 29071 in SAP.