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Knowledge BaseMatter Number is 'Non Unique!'
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Matter Number is 'Non Unique!'

  • Oct 1, 2025
  • Knowledge

How To
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You're creating a new matter and you've enabled automatic matter file numbering, but you're assigned a Non Unique matter number. This occurs when a file number is being assigned that is the same as an existing or deleted matter. Matter numbers must be unique and cannot be reused, even if the associated matter has been deleted. Matter numbers must be unique and cannot be reused, even if the associated matter has been deleted.

 
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Before resolving this issue with automatic matter file numbering, make sure that other staff members aren't creating new matters.

  1. Open LEAP.

  2. View all deleted matters.

    Click the ellipses buttonTools icon and select Show Deleted Matters from the Matter List.

  3.  
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    To complete these steps, you need access to Application Settings page in LEAP If you see:
    “You do not have security access to perform this action,” when accessing Application setting , ask your LEAP Admin to: Navigate to LEAP Menu > Settings > Application Settings > Member > User Profile > Access and Permissions > Client Side Securities – General Then enable “Administrator.”
    This provides access to Application Settings only,does not provide full admin rights.

    Disable automatic matter file numbering.

    1. From the LEAP Matter List, click the LEAP Menu > Settings > Application Settings. The LEAP Application Settings will open in a new window.
    2. Click Matters > Numbering.
    3. Please make a note of the 'last number' as you will need to re-enter it later.
    4. Untick the Auto Numbering checkbox under the Matter Number column.
    5. Click Save.

  4. If required, change the matter number on the existing or deleted matter.

    1. Open the matter.
    2. Click the Matter details summary to open the Matter Details window.

          c. Enter a new matter number.
          d. Click Save & Close.

  5. Open the matter with the Non Unique matter name and change it.

    1. Open the matter.
    2. Click the Matter details summary to open the Matter Details window.

          c. Delete the Non-Unique text and enter a new matter number.
          d. Click Save & Close.

  6. Re-enable automatic matter file numbering.

    1. From the LEAP Matter List, click the LEAP Menu > Settings > Application Settings. The LEAP Application Settings will open in a new window.
    2. Click Matters > Numbering.
    3. Tick the Auto Numbering checkbox under the Matter Number column.
    4. Click Save.

  7. Add LEAP's files and folders to your antivirus/firewall exception list. For more information, see Adding LEAP to Your Antivirus Exceptions List.

Last Modified Date
1/10/2025 2:53 AM
Title
Matter Number is 'Non Unique!'
URL Name
Matter-Number-is-Non-Unique-UK

Troubleshooting
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Matter Number is 'Non Unique!'