How To Fix LP020 - Requirement type & not allowed (check your entry)

SAP Error Message - Details

• Message type: E = Error

• Message class: LP - WM-PP interface

• Message number: 020

• Message text: Requirement type & not allowed (check your entry)

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message LP020 - Requirement type & not allowed (check your entry) ?

  The SAP error message LP020 ("Requirement type & not allowed (check your entry)") typically occurs in the context of the SAP Logistics Execution (LE) module, particularly when dealing with warehouse management and inventory management processes. This error indicates that the requirement type specified in a transaction is not valid or not allowed for the operation being performed.
  Causes of LP020 Error
  
  Invalid Requirement Type: The requirement type entered does not exist in the system or is not configured correctly.
  Configuration Issues: The requirement type may not be assigned to the relevant movement type or warehouse process.
  Master Data Issues: The material master or other related master data may not be set up correctly, leading to the requirement type being deemed invalid.
  Transaction Context: The requirement type may not be applicable for the specific transaction or process you are trying to execute.
  
  Solutions to LP020 Error
  
  
  Check Requirement Type:
  
  Verify the requirement type you are using in the transaction. Ensure it is correctly entered and exists in the system.
  
  
  
  Review Configuration:
  
  Go to the configuration settings in SAP (SPRO) and check the settings for the relevant movement types and requirement types. Ensure that the requirement type is allowed for the movement type you are using.
  Path: Logistics Execution -> Warehouse Management -> Activities -> Define Requirement Types
  
  
  
  Check Master Data:
  
  Review the material master data to ensure that all necessary fields are filled out correctly and that the material is set up for the relevant warehouse processes.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help files for specific details on the requirement type and its allowed contexts.
  
  
  
  User Authorization:
  
  Ensure that the user executing the transaction has the necessary authorizations to use the specified requirement type.
  
  
  
  Testing:
  
  If changes are made to configuration or master data, test the transaction again to see if the error persists.
  
  
  
  Related Information
  
  Transaction Codes: Familiarize yourself with relevant transaction codes that may be involved in the process, such as LT01 (Transfer Order Creation), LT10 (Transfer Order Confirmation), etc.
  SAP Notes: Check SAP Notes for any known issues or patches related to the LP020 error.
  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 identify the cause of the LP020 error and implement a solution to resolve it.