How To Fix L4090 - Enter a special stock number

SAP Error Message - Details

• Message type: E = Error

• Message class: L4 - LVS inventory

• Message number: 090

• Message text: Enter a special stock number

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 L4090 - Enter a special stock number ?

  The SAP error message L4090, which states "Enter a special stock number," typically occurs in the context of inventory management and logistics when dealing with special stocks such as consignment stock, project stock, or returnable packaging. This error indicates that the system requires a special stock number to proceed with the transaction.
  Cause:
  
  Missing Special Stock Number: The transaction you are trying to execute requires a special stock number, but it has not been provided.
  Incorrect Transaction Type: You may be using a transaction that inherently requires a special stock number, such as transferring or managing special stock types.
  Configuration Issues: There may be configuration settings in the SAP system that are not set up correctly for handling special stocks.
  
  Solution:
  
  Enter a Special Stock Number: When prompted with the error, ensure that you enter a valid special stock number in the relevant field. This number is usually associated with specific stock types like consignment or project stock.
  Check Transaction Type: Verify that you are using the correct transaction type that corresponds to the special stock you are trying to manage.
  Review Configuration: If you believe you should not need a special stock number for your transaction, check with your SAP administrator or consultant to review the configuration settings related to special stocks in your system.
  Consult Documentation: Refer to SAP documentation or help resources for guidance on how to handle special stocks and the specific requirements for your transaction.
  
  Related Information:
  
  Special Stock Types: Understand the different types of special stocks in SAP, such as consignment stock, project stock, and returnable packaging, and how they are managed within the system.
  Transaction Codes: Familiarize yourself with relevant transaction codes (e.g., MB1A, MB1B, MB1C) that may involve special stock handling.
  User Roles and Authorizations: Ensure that your user role has the necessary authorizations to manage special stocks, as restrictions may lead to errors.
  SAP Notes and Support: If the issue persists, consider checking SAP Notes for any known issues or patches related to this error message.
  
  If you continue to experience difficulties, it may be beneficial to reach out to your SAP support team for further assistance.