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Quickbooks File Doctor Tool: Resolve Network Issues

QuickBooks File Doctor is a built-in tool that means it comes with the QuickBooks software package. This tool is used to fix different QuickBooks related error faces at the time of using QuickBooks Desktop account software.

As you know QuickBooks is the most popular and widely used accounting software for small and medium-sized businesses. Some people are facing problems in QuickBooks, so this time to fix the problem with the help of this tool.

If you are getting an error at the time of opening your company file and any 6000 series error comes in your system. These types of the can are fixed with the help of a QB file Doctor. QuickBooks file doctor prevents damage your QuickBooks company file and also can fix the network or connectivity problem in your QuickBooks Desktop.

What is QuickBooks File Doctor Tool?

QuickBooks file is designed and to developed to fix the 6000 series error and errors come in company file at the time of opening. This tool gives you permission to fix the different errors by yourself. This tool is integrated with the QuickBooks 2016 version and a higher version.

Two types of QuickBooks File Doctor-

  • Built-in QuickBooks File Doctor
  • Stand-alone QuickBooks File Doctor

Both types of tool are used for the same purpose, the difference is that one comes along with the QuickBooks Accounting software and the other one download and install separately.

QuickBooks File Doctor can fix a number of Issues:

  • Problem coming in the opening company file
  • QuickBooks Error 6150, 6000, 6000-305, -6147, 6189
  • For recover damaged company file
  • Problem coming in-network while you are using multi-user set up
  • QuickBooks Error H101, H102, H103, H105 etc.
  • Also, use when the all customer list will blanc accidentally

If all of these types of problems you are facing can be fixed with the help of QuickBooks File Doctor Tools.

Points keep in mind before using QuickBooks File Doctor:

  • First, check you don’t have to install QuickBooks File Doctor Tool on your system.
  • If it is installed then first uninstall or delete it from your system and install a fresh new version.
  • QuickBooks version 2016 or higher version of QuickBooks has this tool built-in. So it is a recommendation for you to use the built-in tool at the place of stand-alone.

QuickBooks File Doctor Compatibility

  • It is compatible with only window operating systems and hight than the QBs desktop release 2015 versions.
  • Quickbooks file doctor is not capable of the QB online and QB for Mac.

Download and install QuickBooks file doctor:

Before fixing the problem you need to download and install the QuickBooks file doctor tool. See the bellow steps and follow it:-

  • First, download QBFD to their official site provided by Intuit.
  • For installing you need appropriate .net framework in your system
  • Don’t worry if it is not available than QuickBooks file doctor auto-download and install them in your system.
  • Click on the download button on the QuickBooks File Doctor download page.
  • After download double clicks on the downloaded file and follow the on-screen instructions.

Steps to use QuickBooks File Doctor:

  • After installing QuickBooks file doctor it automatically opens, but if it is not open then you can open it by click on QuickBooks icon on the desktop. Furthermore, click on start and open it on the installed programmed list.
  • Choose your company file in the drop-down menu and you can also navigate to the location by the clicking on the Browse button shown on the window.
  • Now check the Check ile damage only by clicking on the radio button and click on the Diagnose file option.
  • Enter the Admin username and password if required. It will ask you to update the file if you are using the Oldest version of QuickBooks.
  • Now choose the Radio button which shows the Repair the file for your existing version of QuickBooks and clicks next.
  • Now Quickbook File Doctor starts the repairing your file.
  • Take patience and sit back it will take time to repair.
  • After successfully repair your file it provides an option to open the file directly, click on the open QuickBooks button.
  • If you install multiple versions of QuickBooks then it will ask you to which version of QuickBooks opens the file.
  • QuickBooks FD works like and magic and fix your companies file and network issues in occurs in your system.

We hope you understand all the given steps and fixed your problem. With the help of the QuickBooks File Doctor tool, you can fix the problem like magic. However, if you have any other problem and queries regarding this you can comment on us in the comment section.

How to fix Quickbooks error 6123

QuickBooks Error 6123,0 comes, when you try to restore your backup file. Furthermore, try to access a file on the server on multi-user mode or at the time op upgrading the QuickBooks company file.

Don’t be panic, you can fix this error easily with the help of QuickBooks file doctor in very simple steps. If QuickBooks file doctor does not fix your problem then you can go other alternative manual methods to fix QuickBooks error 6123,0.

What is QuickBooks Error 6123,0

QuickBooks user faces Error 6123,0 when they open company files or restore their Quickbooks company file to the server directly in multi-user mode.

As per the intuit this error message comes due to lost connection to the company file on the server. You will get the following error message if you trouble this error.

Screenshot of QuickBooks error 6123,0

Why QuickBooks Error 6123,0 Occurs?

  • Damaged Quickbooks Company files in your system due to some reasons.
  • Restoring the company file from the external data storage device like Pan drive or external Hard disk.
  • Disconnect the network connection between the QuickBooks and the Host server.
  • Your system firewall settings block the connection port to the server where the file will be loaded.
  • Some times McAfee antivirus, McAfee antivirus blocks the QuickBooks running service.
  • The outdated version of the operating system.
  • Damaged your system files.

How To Resolve The QuickBooks Error 6123,0

Let’s discuss different ways to fix this problem, An easy and simple method that fixes the problem is with the use of QuickBooks file doctor. In this process, you just need to follow on-screen instructions to fix the QuickBooks error 6123,0.

Follow the given steps to fix the error 6123,0 with the help of QuickBooks File Doctor:-

  1. Download the QuickBooks file doctor which system that encounters the problem.
  2. Install and setup the QuickBooks file doctor.
  3. After successfully install run the QuickBooks file doctor.
  4. Select the company file from the drop-down list.
  5. If the company file does not appear in the list, click the browse button and go to the appropriate QuickBooks company file.
  6. Select check file Damage only radio button then click on the Diagnose file.
  7. Enter your user and password if they ask for a login.
  8. Now you will see the message your company files upgrading to newer versions.
  9. You can also choose to repair a file with the existing version of QuickBooks in your system, in this process your company files repair without upgrading the company file.
  10. Finally, reboot your system and your error will be fixed.

If you are still facing this problem then you need to follow the manual step to fixing the error 6123,0.

Manual Methods To Fix The Error 6123,0

In the manual method, you need to follow the different steps yourself to fix the QuickBooks error 6123,0. Different steps like delete file, rename file, and mover the location of the file, etc.

Change The Location Of The File

Sometimes the problem occurs due to the file of the path. So you need to move the file location of the file and try to open Quickbooks company file form the new location.

Rename (.ND) and (.TLG) File
  1. The open folder that stores the QuickBooks company file.
  2. Select the .ND file form the folder. Associated with the company name like CompanyName.ND.
  3. Rename this with .old adding at the end of the file name like CompanyName.ND.old.
  4. Now follow the 2 and 3 steps with the .TLG file. Like MyComanyName.TLG.old.
  5. Open the company file to your system.
Reinstall QuickBooks Accounting Software

If the above steps are not working then you need to fresh the installation of QuickBooks accounting software.

Follow the given steps to Reinstall QBs:-

  1. First, note down the version of your QBs product and keep your license key to activate the QBs after reinstalling.
  2. Now uninstall the QuickBooks from your computer with the help of the control panel.
  3. Download the QuickBooks package file according to your license version supported QuickBooks.
  4. Install the QuickBooks by applying the installation steps.
  5. Now open QuickBooks and enter your license key to activate your product.
  6. Finally, open the company file to your system.
By Disabling Antivirus

Many times the antivirus of your system will block the running threat of Quickbooks or add it to virus list programs and block the working of the program. Disable your antivirus and try to open the Quickbooks company file this will fix the QuickBooks Error 61223,0.


Hope above given solution fix QuickBooks error 6123,0 if you have any trouble to understand the given solution and any queries related to error 6123 you can comment us on the comment section.

QuickBooks Connection Diagnostic Tool

QuickBooks Connection diagnostic tool is designed and developed for the troubleshooting network connection problem that comes in QuickBooks Desktop accounting software. Quickbooks diagnostic tools help to fix the connection problem coming among the Quickbooks, their database, and the company files.

What is QuickBooks Connection Diagnostic Tool

QuickBooks Diagnostic tools is a software used to fix networking and multi-user error that comes under the h-series and 6000 series of errors. This error comes at the time of opening and creating a company file to the QuickBooks Desktop accounting software. 

Furthermore, this tool has the capability to fix this type of unexpected error that comes in the systems. The most used and latest version of the QuickBooks Connection Diagnostic Tool release 4.0 version.

Things to Be Remember

  • QuickBooks connection diagnostic tool works only in widows operation systems like Win 7, Win Vista, or XP and the QuickBooks desktop version 2008 or higher version of Quickbooks. 
  • However, Quickbooks Enterprise version 8.0 and their higher version also work for troubleshooting.
  • If you are using Quickbooks 2016 than you need to use an internal version of QuickBooks File Doctor instead.
  • QuickBooks File Doctor is work only for window operating systems don’t use it in Mac and Linux operating system.

Issues fixed by QuickBooks Connection Diagnostic Tool

  • Error H101, H202, H303 & H505 (Multi-user Errors)
  • 6150’. ‘-6000, -301’, ‘-6000, -82’, ‘-6130’, ‘-6147’, etc.(Unexpected Errors)
  • All Clients list is empty
  • Damaged or corrupted files present in the system
  • Missing many entries in employee lists
  • Poorly configured windows firewall
  • Vendor list has become empty in your software
  • QuickBooks files affected by a virus or missing.
  • Access denied for QuickBooks database.

How to install QuickBooks connection Diagnostic Tools 

  • First, check you don’t have to install QuickBooks Diagnostic Tool on your operating system.
  • if you don’t install then download it from its QuickBooks official website.
  • After download, you need to start installing QuickBooks Diagnostic Tools by double click on the downloaded file.
  • Carefully follow all the installation instruction, and click next.
  • If you are going to install in window 10 then your first download the appropriate .net framework to install the software in your operating system.
  • After installation, this tool will open automatically, if that not happen then simply double click on the icon on the desktop.

How to use the QuickBooks Connection Diagnostic Tool

After successfully installing, you need to open the QuickBooks Connection tool by double-clicking on the desktop icon. You may also open it to the installing directory to your operating system. Now follow all the troubleshooting steps to fix the problem.

Diagnose Connection tab

This tab helps you to check whether your system is set up to the single-use or multi-user. If the permission is not set correctly in your system then your system firewall has blocked the port that connects to the database. Due to blocking port error will come.

Firewall Status

The firewall status tab display details and basic instruction about your system’s incoming and outgoing connections. 

Test Connectivity

The Test Connectivity tab area provides the functionality to test your computer’s connectivity to the Quickbooks company database.

Steps to check your computer connectivity to the QuickBooks company Database 
  • Click on the near to the QuickBooks Company File to find your company file.
  • For a Linux system, if you are using alternate network setup mode then you need to change hosting server from your system.
  • Before starting the troubleshoot the access connectivity test status is Blue color (Not Applicable).
  • And after the start and complete the scanning status appears in green and red color. Green means no problem found and red means problem detect and needs to fix.
  • Now, press the connectivity test to start scanning.
  • Now you need to click what do mean to this?
  • After fixed all related status, start scanning again for checking other problems.
  • When the file Open status, you will find that the successful message happens to appear on the server, repeat above all steps to each QuickBooks customer computer.
  • Take the patient at the time of scanning it takes time to complete find the problem and repair or fix the problem.
  • All scanning and fixing problem or error depends on your connection internet speed and the file size of your business financial statement file or company file.

The Quick connection Diagnostic tool is to auto-identify and resolve issues with these components:-

  • C++
  • Microsoft Dot Net Framework

Solution 1:

QuickBooks Connection Diagnostic tool can also fix the C++, MSXML and Microsoft .Net compatibility issues in your system.

Solution 2:

You can fix it with the help of a window update because the update will scan and install the missing dot NET framework in your operating system. 

Solution 3:

You can fix this problem of missing components manually. You just need to download these components on the web and reinstall it.

Solution 4:

You can also choose a selective startup installing for your system.

We hope you understand all the given steps and fix your problem. With the help of QuickBooks connection diagnostic tool, you fix the problem yourself. If you have any other problem and queries regarding this you can comment on us in the comment section.

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