How To Fix LT113 - Enter unique numbers

SAP Error Message - Details

• Message type: E = Error

• Message class: LT - LE-WM: View or Table Maintenance Error Messages

• Message number: 113

• Message text: Enter unique numbers

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 LT113 - Enter unique numbers ?

  The SAP error message LT113 ("Enter unique numbers") typically occurs in the context of warehouse management or inventory management processes, particularly when dealing with handling units (HUs) or stock items that require unique identification numbers. This error indicates that the system expects a unique identifier for the item being processed, but the input provided does not meet this requirement.
  Cause:
  
  Duplicate Entry: The most common cause of this error is that the system has detected that the number you are trying to enter is already in use or has been entered previously.
  Incorrect Handling Unit (HU) Number: If you are working with handling units, the HU number must be unique within the warehouse.
  Configuration Issues: There may be configuration settings in the warehouse management module that enforce unique number requirements.
  Data Entry Errors: Sometimes, the error can arise from simple data entry mistakes, such as typos or incorrect formats.
  
  Solution:
  
  Check for Duplicates: Verify if the number you are trying to enter is already in use. You can do this by checking the relevant tables or using transaction codes like LT21 (Display Handling Unit) to see if the number exists.
  Use a Unique Number: If the number is indeed a duplicate, you will need to enter a different, unique number that has not been used before.
  Review Configuration: If you believe the error is due to configuration settings, consult with your SAP administrator or a consultant to review the settings related to handling units and unique number requirements.
  Data Entry Validation: Ensure that you are entering the number in the correct format and that there are no leading or trailing spaces that could cause the system to misinterpret the input.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as LT01 (Create Handling Unit), LT21 (Display Handling Unit), and LT10 (Create Transfer Order) to navigate and troubleshoot effectively.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP's support portal can provide additional insights and solutions.
  Documentation: Review SAP documentation related to warehouse management and handling units for best practices and guidelines on managing unique identifiers.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP support team or a technical consultant for further assistance.