QuickBooks Connection Has Been Lost

🔹 First and foremost is to make sure that no outsider is connected to the network.
🔹 Restart your server after that.
🔹 Finally, you need to restart your workstation/s.

The QuickBooks Tools Hub effectively helps in troubleshooting common errors found in QuickBooks. You must know that it is essential to close the QuickBooks application to get the tool hub into use. This method further consists of two internal steps that are given as under.

To get this task done, it is highly recommended to make use of the QuickBooks tool hub on Windows 10, 64-bit for getting the best results.
🔹 Close QuickBooks before initiating the download process.
🔹 To begin with, you have to download the latest available version of the QuickBooks Tool Hub. 
🔹 After that, you need to make sure that you get the file saved at a place that you can easily find later for example, in the Downloads folder on your desktop.
🔹 Once done, then you need to open the executive file that you downloaded named “QuickBooksToolHub.exe”.
🔹 Now you just have to follow the on-screen instructions to complete the installation followed by agreeing to the terms and conditions.
🔹 The final step is to make a double-click on the QuickBooks tool hub icon on your desktop to open it after the installation is done.
🔹 Please note that: If you are unable to search the tool hub icon on your desktop, then you can search for it in Windows and choose the program.

🔹 Firstly, you need to navigate the QuickBooks tool hub and choose the option named Program Problems.
🔹 Having done the above step, finally, pick out Quick Fix my Program.

Start by heading to the QuickBooks Tools hub, choose the QuickBooks File Doctor and run it.
After that, you need to click on the option named View to see the results.
🔹 If you get a message that states ‘No problem detected in your Company File’, it means that there is no issue with your company file.
🔹 However, you may need to verify your company data and rebuild it if the error persists. 
🔹 If any kind of data damage is detected by the tool, then you can:
🔹 Repair your company file. The tool will let you know if it has fixed your file or not.
🔹 Restore the company file whose backup is got done recently. 
🔹 Make use of the QuickBooks Auto Data Recovery to restore the lost data.

🔹 However, you will have to follow the steps mentioned below if you stored your company file on a portable drive:
🔹 It is advisable to store your company file on the local drive. Although it is not recommended to work on a company file that is stored on a portable drive such as a flash drive, you can use the following steps if you still want to do that.

First, You Need to Check your Portable Drive.
🔹 You must ensure that your portable drive is still connected. you may try the following ways to make sure of it: Firstly, disconnect your drive and then connect it back again.
🔹 You can also search for your QuickBooks company file on the removable drive found on My Computer.
🔹 Do not forget to save other files to your drive so that you can make sure that it is working now. 
🔹 Make sure to keep some space in your drive for the company file. At least, the available space must match the size of your company file.
🔹 You can have the following observations if your company data file is stored on some other computer as your system is connected to a network.
🔹 Your network connection might fluctuate or it may be unstable because of a non-wired connection. 
🔹 The folder consisting of your company file may require additional permissions.
🔹 The settings on the firewall are inappropriate thus preventing you to have access to the network.
🔹 Power saving mode is found to be turned on.

🔹 You need to start by saving the other file on the server so that you can ensure to have an access to it whenever required. For that, you will have to create and delete the Wordpad or Microsoft Excel files on the same server computer.
🔹 However, If you are not able to do that for a non-QuickBooks, then you are supposed to setup Windows access permissions required for QuickBooks.

🔹 The first step is to visit the Windows control panel on the same server computer where your company file has been stored and open the power management settings.
🔹 To begin with, press the Windows key found on the bottom-left side of your keyboard.
🔹 Then you need to fill ‘Power Options’ in the space given, and choose the option named Power Options from the result thus obtained.
🔹 After that, you are required to get all the modes such as the sleep, standby, and hibernation modes turned off on the host computer. You can also head to the Windows
🔹 Help and Support section to get more information about power options.

Tasks to be performed on the host computer.

🔹 In the first step, you must not forget to install the QuickBooks Database Server Manager on the host computer, that is the server.
🔹 After that, you have to set up the hosting settings.

If you have QuickBooks installed on the host computer:

🔹 Make a double-click on the QuickBooks icon on the desktop to open it.
🔹 After that, head to the File menu and choose Utilities.
🔹 If you find an option named Stop Hosting Multi-User Access in the menu, then it implies that hosting is already enabled on the system so you can quickly move ahead with the next step. 
🔹 If not, then most probably the option Host Multi-User Access gets displayed on the menu, you first need to enable hosting on the computer by choosing it, and then proceed further with the next step.

If you do not have QuickBooks installed on the host computer:

🔹 Firstly, make a double-click on the QuickBooks Database Server Manager icon located in the Windows menu of your system to open it. 
🔹 Once done, hit click on the Database Server tab.
🔹 Then, you need to check if company file appears in the window found just below the currently connected company files and logged-in users or not. If it is not found there, then visit the Scan Folders tab and tap on Help to get to know the information about how you can add the company file.
🔹 Close the QuickBooks Database Server Manager window.
🔹 Now follow the given steps to delete the .nd file and re-create it.
🔹 For this, you need to scan the folder where you have stored the company file is stored to create the Network Descriptor (nd) file.
🔹 Press the Windows key and type QuickBooks Database Server Manager in the search bar.
🔹 After that, choose the QuickBooks Database Server Manager followed by tapping on
🔹 Add Folder. Here you will be able to find all the folders storing the company files.
🔹 Hit the Scan button after adding all the folders.
🔹 Once you see the data files appearing just under the QuickBooks company files found, tap Close.
🔹 Browse each and every folder containing the company files and ensure that the file with the extension ‘.band’ is created for each company data file.

Make a note: If you are unable to find the QuickBooks Database Server Manager in the list of Programs, then you will have to uninstall QuickBooks and reinstall it later.

Tasks to be performed on the Workstation.

🔹 Do not forget to turn off the hosting.
🔹 Make a double-click on the QuickBooks icon on the desktop to open it.
🔹 After that, head to the File menu and choose Utilities.
🔹 If you find an option named Stop Hosting Multi-User Access in the menu, then it implies that hosting is already enabled on the system so you have to click on it to disable the hosting.  
🔹 If not, then most probably the option Host Multi-User Access gets displayed on the menu, it means that hosting is already disabled so you need not make any changes. Simply, move ahead with the further steps.
🔹 Having done the above step, make use of the UNC (Uniform Naming Convention) path to open your company file.
🔹 You are supposed to get the following steps into use to open the company file using the UNC path:
🔹 You have to start by opening QuickBooks.
🔹 Go to the File menu and choose the option named Open or Restore Company.
🔹 Then pick out the option ‘Open a company file’ and tap Next.
🔹 After that, you need to select My Network Places, located on the left side of the Open a company window.
🔹 Once done, make a double-click on the Entire Network and head to the server location where you have stored the company file.
🔹 Finally, choose the required company file and tap Open.