How To Fix BOS01138 - Basic line for alternative line &1 does not exist in database

SAP Error Message - Details

• Message type: E = Error

• Message class: BOS01 - Customer BOS Processing

• Message number: 138

• Message text: Basic line for alternative line &1 does not exist in database

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 BOS01138 - Basic line for alternative line &1 does not exist in database ?

  The SAP error message BOS01138 indicates that the system is unable to find a basic line for an alternative line in the database. This typically occurs in the context of variant configuration or when dealing with alternative items in a bill of materials (BOM).
  Cause:
  
  Missing Basic Line: The basic line that corresponds to the alternative line specified does not exist in the database. This could be due to data not being maintained correctly or the basic line being deleted.
  Incorrect Configuration: The configuration settings for the product or BOM may not be set up correctly, leading to the system being unable to link the alternative line to a basic line.
  Data Inconsistency: There may be inconsistencies in the data, such as missing entries or incorrect references in the BOM or configuration settings.
  
  Solution:
  
  Check BOM Entries: Verify that the basic line for the alternative line exists in the BOM. You can do this by navigating to the BOM in the SAP system and checking the entries.
  Maintain Basic Line: If the basic line is missing, you will need to create or maintain it in the system. This can be done through transaction codes like CS01 (Create BOM) or CS02 (Change BOM).
  Review Configuration Settings: Ensure that the configuration settings for the product are correct. Check if the alternative line is properly linked to the basic line in the configuration.
  Data Consistency Check: Run consistency checks on the BOM and configuration data to identify any discrepancies. You can use transaction codes like CS15 (BOM where-used list) to help with this.
  Consult Documentation: Review SAP documentation or help files related to BOM and variant configuration for additional guidance on maintaining the data correctly.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CS01, CS02, CS03 (Display BOM), and CS15.
  SAP Notes: Check for any SAP Notes related to this error message for potential patches or updates that may address the issue.
  User Authorization: Ensure that you have the necessary authorizations to view and modify BOMs and configuration settings in the SAP system.
  Support: If the issue persists after checking the above points, 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 resolve the BOS01138 error and ensure that your BOM and configuration data are correctly maintained.