QuickBooks Error H303

  • January 10, 2024

What is QuickBooks Error H303 & How to Fix It?

QuickBooks Error Code H303 shares a common reason for its occurrence with Error Code H505, H202, and H101. It usually occurs when the user is trying to open a company file or try to develop a connection with the company file.

QuickBooks Error Code H303 states that your computer contains a company file and it needs additional configuration for that company file (s). The main reason that QuickBooks Error Code H303 is shared with other errors is when you try to access the company file that is located on the other computer. Additional installation is required to access that company file.

Why Does QuickBooks Error H303 Error Occur?

  • Wrong or Damaged .ND file.
  • Settings of Hosting Configuration.
  • Firewall/antivirus blocking company file's communication process.
  • System Network – Improper and disrupted.

QuickBooks Error Code 80070057

How to Troubleshoot the QuickBooks Error H303?

There are, three Solutions to troubleshoot the error, but the issue contains certain technical and functional points which need to be handled very carefully.

  • Open QuickBooks with Multi-user Configuration.
  • Once files from both the computers are selected, follow these steps
    • Select Utilities --> click on Stop Hosting Multi-User Configuration.
    • On your computer, turn on the hosting, go to File-> open Utilities -> go to Host Multi User Configuration.
  • Now, restart QuickBooks.

Once you create hosting on the computer, give accessibility permission to the company file. Follow the instructions that pop up on the screen

  • In the new folder, copy the .qbw file.
  • Now, open the company files in multi-user mode.
  • On your computer, navigate to the Control panel.
  • In the Control Panel, open firewall settings.
  • In the firewall settings, click on Allow a Program through Firewall.
  • Now, select ‘Add Program’, and select ‘QuickBooks 20xx’ from the list. "20xx" is the version of the QuickBooks that you are using.
  • To see if the changes are successfully made or not, restart your system.

    Follow any of the solution procedures according to the cause of the error that has occurred. Once you follow any of the solution methods, your error will be resolved. If the error persists in your software, you need technical support. Here we are to provide you with all the support related to QuickBooks Error H303 or any other error like QuickBooks Error H101, H202, H303, or H505.

    Our Website contains detailed and precise information on QuickBooks, errors with respective solutions, downloads etc. You can avail Live Chat support feature from our Website to get instantaneous results or get in touch with us via Toll-Free Number Chat now.

    Frequently Asked Questions

    What do you understand with QuickBooks error H303?

    It is a H series error code commonly found when you try to switch a single-user to multi-user mode. It mainly occurs when there is something wrong with the server connection or something is blocking QB multi-user connection to the server.

    How to use QuickBooks File Doctor to remove QuickBooks Error H303?

    Initially, open QuickBooks Desktop and then go to the File menu. Next, select Utilities >> Repair File. Now, click on Network Problems to start the QuickBooks File Doctor. Click Browse and then choose the Company file that you want to diagnose and repair. Click Open and then from the drop-down menu, select the type of file which you need to repair under the Show Advanced Settings. Once you are selected then hit “Next”. Enter the Admin ID and password for the company file when prompted and then hit “Next”. Finally, open your QB Company file after the identifying and repairing process is complete.

    What are the different ways to fix QuickBooks Desktop Error H303?

    To easily rectify QB privacy policy, you can apply the following: Download and Install QuickBooks File Doctor, modify the QB file/folder location, adjust the firewall settings, verify the settings of QuickBooks Hosting, and adjust the firewall settings. These are the common solutions to fix such H series errors.


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