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How to Rename .ND and .TLG files in QuickBooks

.ND and .TLG both are the configuration files that allow QuickBooks Desktop to access/open the company file in a network or multi-user environment. These files are basically generated through the QuickBooks Database Server Manager and help to identify the applications database server used. 

Such files play a lead role when multiple users attempt to access the same company file from different locations. The corrupted or damaged .ND and .TLG files prevent you from accessing or functioning QuickBooks software in your system. This is why you are all recommended to rename these files as soon as possible. This process doesn’t cause any accidental data loss since these files are automatically recreated while opening or scanning the company files using the QuickBooks database server manager. 

When to rename QuickBooks .ND and .TLG files?

Here’s when and why you need to rename .nd and .tlg files:

  • When the Company file won’t open.
  • When the .ND or .TLG file is damaged, faulty or corrupted. 
  • When the .QBW file is moved during an upgrade without moving the corresponding .ND file. 

Easy Ways to Rename .ND and .TLG files!

To rectify the QuickBooks company file error, you can try renaming .ND and .TLG files where your data is stored. These files are automatically re-created when you start using the QuickBooks Database Server Manager and when you open your company file. Below are the instructions to be followed:

  1. Firstly, open the folder that holds your company file. Default Location: C:\Users\Public\Public Documents\Intuit\QuickBooks\Company Files
  2. Now, locate the files with a similar file name as your company file but with extensions .ND and .TLG i.e. (Company_file.qbw.nd, Company_file.qbw.tlg)
  3. Hit right-click on .nd/.tlg file and choose the Rename option. 
  4. After this, type the word “.old” at the end of the file extension and press the Enter key. For instance,
    • company_file.qbw.nd.OLD
    • company_file.qbw.tlg.OLD
  5. Lastly, open QuickBooks once again and try to login to your company file. 

Use of .ND and .TLG files

Below, we’ve presented a list of all the exclusive features related to QuickBooks .ND and .TLG files. Let’s take a look:

  • QuickBooks .ND and .TLG files are available in the same folder as you have all other company files. These files are created when you start using the QuickBooks database server manager and identified with the extensions: MyCompanyFile.qbw.nd, MyCompanyFile.qbw.tlg
  • Once .ND and .TLG files were enabled in multi-user mode, and they will also be presented when you switch to the single-user mode.
  • The .ND and .TLG files are 1 KB in size. These are the text files that can be edited using a notepad in your system.
  • .ND and .TLG files include the information QuickBooks needs to communicate with the server, primarily the IP address, port, and other technical details. It also helps you to detect whether the company file is in use or not.
Note: To check your Product Information, including server name and the IP address, press F2 or Ctrl+1 keys on your keyboard.

List of errors related to renaming QuickBooks .ND and .TLG files!

There are some of the most common company file error occurs when renaming QuickBooks .nd and .tlg files, which includes:

  • H series error such as QuickBooks error H101, H202, H303, or H505
  • QuickBooks Error Code -6189, 816
  • QuickBooks Error 80070057 (The Parameter is Incorrect)

By : December 21, 2023
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