How To Fix LOP169 - List Number &1 is invalid

SAP Error Message - Details

• Message type: E = Error

• Message class: LOP - Logistical contract options

• Message number: 169

• Message text: List Number &1 is invalid

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 LOP169 - List Number &1 is invalid ?

  The SAP error message LOP169, which states "List Number &1 is invalid," typically occurs in the context of logistics or inventory management when the system is unable to recognize or find the specified list number. This can happen for various reasons, and here are some common causes, solutions, and related information:
  Causes:
  
  Incorrect List Number: The list number entered may be incorrect or mistyped.
  List Not Created: The list number may not have been created or saved in the system.
  List Deletion: The list may have been deleted or is no longer valid.
  Authorization Issues: The user may not have the necessary authorizations to access the list.
  Configuration Issues: There may be configuration issues in the system that prevent the list from being recognized.
  
  Solutions:
  
  Verify List Number: Double-check the list number you are entering to ensure it is correct.
  Check List Creation: Ensure that the list has been created and is available in the system. You can do this by navigating to the relevant transaction or report where the list should be available.
  Consult with IT or SAP Support: If the list number is supposed to exist, consult with your IT department or SAP support team to check if there are any issues with the list or if it has been deleted.
  Check Authorizations: Ensure that you have the necessary authorizations to access the list. You may need to contact your system administrator to verify your user roles.
  Review Configuration: If you suspect a configuration issue, work with your SAP Basis or configuration team to review the settings related to the list management.
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may need to use specific transaction codes to manage lists, such as MB52 for inventory lists or MB5B for stock on a specific date.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search the SAP Support Portal for relevant notes.
  Documentation: Review SAP documentation or help files related to the specific module you are working with (e.g., MM, WM) for more context on list management.
  
  If the issue persists after trying the above solutions, it may be beneficial to gather more details about the context in which the error occurs and escalate the issue to your SAP support team for further investigation.