How To Fix WN601 - Invalid parameter

SAP Error Message - Details

• Message type: E = Error

• Message class: WN - Plant master data maintenance (integrated)

• Message number: 601

• Message text: Invalid parameter

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 WN601 - Invalid parameter ?

  The SAP error message WN601 "Invalid parameter" typically occurs in the context of warehouse management or inventory management processes. This error indicates that a parameter being passed to a function or transaction is not valid or is not recognized by the system.
  Causes:
  
  Incorrect Input Values: The parameters being entered may not conform to the expected format or range. For example, if a warehouse number or storage location is incorrectly specified.
  Configuration Issues: There may be issues with the configuration of the warehouse management system, such as missing or incorrect settings in the warehouse management customizing.
  Data Integrity Issues: There could be inconsistencies or missing data in the master data (e.g., material master, storage location master) that the system relies on.
  User Authorization: The user may not have the necessary authorizations to access certain parameters or perform specific actions.
  
  Solutions:
  
  Check Input Values: Verify that all input parameters are correct and conform to the expected formats. Ensure that warehouse numbers, storage locations, and other relevant fields are valid.
  Review Configuration: Check the configuration settings in the SAP system related to warehouse management. Ensure that all necessary settings are correctly defined.
  Data Validation: Perform a data integrity check to ensure that all relevant master data is complete and accurate. This may involve checking the material master, storage location, and other related data.
  User Authorization: Ensure that the user has the necessary authorizations to perform the action that triggered the error. This may involve checking roles and permissions in the SAP system.
  Consult Documentation: Refer to SAP documentation or help resources for specific details about the parameters being used and their expected values.
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may be using specific transaction codes related to warehouse management (e.g., LT01 for creating transfer orders, LT10 for transfer order confirmation).
  SAP Notes: Check SAP Notes for any known issues or patches related to the error message WN601. SAP Notes can provide additional insights or solutions.
  Debugging: If you have access to debugging tools, you may want to analyze the program or function module that is generating the error to identify the exact cause.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP support team or reach out to SAP support for further assistance.