How To Fix KQ421 - Select only one option for updating the material price

SAP Error Message - Details

• Message type: E = Error

• Message class: KQ - Error Messages for Customizing Product Costing

• Message number: 421

• Message text: Select only one option for updating the material price

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message KQ421 - Select only one option for updating the material price ?

  The SAP error message KQ421, which states "Select only one option for updating the material price," typically occurs in the context of material price updates in the SAP system, particularly when dealing with inventory management or material valuation.
  Cause:
  This error usually arises when a user attempts to update the material price using multiple methods or options simultaneously. For example, if a user tries to change the price using both a manual entry and a price change indicator at the same time, the system will not allow this due to conflicting instructions.
  Solution:
  To resolve the KQ421 error, follow these steps:
  
  
  Review the Update Options: Check the options you have selected for updating the material price. Ensure that you are only using one method at a time. Common methods include:
  
  Manual price entry
  Price change indicator
  Price adjustment based on a specific condition
  
  
  
  Select a Single Option: Choose only one method for updating the material price. For instance, if you are entering a new price manually, ensure that no other price change indicators are selected.
  
  
  Re-attempt the Update: After ensuring that only one option is selected, try to update the material price again.
  
  
  Check User Authorizations: Ensure that you have the necessary authorizations to perform the price update. Sometimes, restrictions can lead to unexpected errors.
  
  
  Consult Documentation: If you are unsure about the options available for updating material prices, refer to the SAP documentation or help files related to material management.
  
  
  Contact Support: If the issue persists after following the above steps, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MM02 (Change Material) or MM01 (Create Material) where price updates are typically performed.
  Material Master Data: Understanding how material master data is structured and how pricing is managed can help prevent similar issues in the future.
  SAP Notes: Check for any SAP Notes related to this error message, as they may provide additional insights or patches that could resolve the issue.
  
  By following these guidelines, you should be able to resolve the KQ421 error and successfully update the material price in SAP.