How To Fix O1286 - On item &, base product & does not equal sub. product &

SAP Error Message - Details

• Message type: E = Error

• Message class: O1 - IS-Oil : Message pool exchanges

• Message number: 286

• Message text: On item &, base product & does not equal sub. product &

What causes this issue?

You entered a base product which is different from the sub product.

How to fix this error?

Please verify whether you are editing a Terminalling related document.
With Terminalling, the following rules apply for sub/base product
relationships:
Non-BOM (bill of materials) item
Base product and sub product have to be the same.
BOM item (base product assignment only supported at header level)
a.) If there are multiple components, then the base product must equal
the header product.
b.) If there is only a single component, then the base product must
equal the component product.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Adapt your input according to the rules above.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message O1286 - On item &, base product & does not equal sub. product & ?

  The SAP error message O1286 indicates a mismatch between a base product and its corresponding substitute product in the context of product substitution. This error typically arises in scenarios involving product configuration, sales order processing, or inventory management where a base product is expected to have a defined substitute product, but the system finds a discrepancy.
  Cause:
  
  Configuration Issues: The base product and substitute product may not be correctly configured in the system. This could be due to missing or incorrect entries in the product master data.
  Data Inconsistency: There may be inconsistencies in the data related to the base product and its substitutes, such as incorrect relationships or missing entries in the substitution table.
  Master Data Maintenance: The master data for either the base product or the substitute product may not be maintained properly, leading to mismatches.
  Sales Order Entry: If a sales order is being processed and the system cannot find a valid substitute for the base product, this error can occur.
  
  Solution:
  
  Check Product Configuration: Verify the configuration of both the base product and the substitute product in the SAP system. Ensure that they are correctly defined and linked.
  Review Master Data: Go to the material master records for both products and check for any discrepancies. Ensure that the substitute product is correctly assigned to the base product.
  Substitution Settings: Check the substitution settings in the system (transaction code: OVB1 for substitution control). Ensure that the rules for substitution are correctly defined.
  Data Consistency Check: Run consistency checks on the product data to identify any issues. This can often be done through specific SAP reports or transactions.
  Consult Documentation: Review SAP documentation or help resources for specific guidance on handling substitution errors.
  Contact Support: If the issue persists, consider reaching out to your SAP support team or consulting with SAP experts for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MM03 (Display Material), OVB1 (Substitution Control), and VA01 (Create Sales Order) to navigate and troubleshoot effectively.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Roles: Ensure that you have the necessary permissions to view and edit product master data and substitution settings.
  
  By following these steps, you should be able to identify and resolve the cause of the O1286 error in SAP.