An improper network connection is one of the most common reasons that cause several issues and glitches. ‘Avast firewall blocking QuickBooks’ is one such error whose root cause is the above-said reason. This error majorly occurs when the firewall somehow blocks the network connection that keeps the QuickBooks services going. It is not easy to know about the errors that are caused by the firewall. Not just that, this error is difficult to be diagnosed even with the help of the QuickBooks file doctor tool. Fixing it right away thus becomes necessary.
This article is here for your rescue. It comprises the major causes and the troubleshooting methods to be used for resolving the error ‘Avast firewall blocking QuickBooks’. So, make sure you read it thoroughly till the end and make use of them to fix the said error in QuickBooks.
Also Read: Configure Firewall Port & Security Settings for QuickBooks
What Causes of Error ‘Avast Firewall Blocking QuickBooks’ to Occur?
Now that you know what the error ‘Avast firewall blocking QuickBooks’ exactly is, introducing yourself to its causes must be your next move. The most probable reasons that can result in this error in QuickBooks are given below.
- IF THE PORTS ARE FOUND TO BE CLOSED: This error occurs when the machine fails to forward the ports that the program uses to connect to the internet, which prevents it from completing operations that demand more bandwidth. In order for this application to function properly, you’ll need to forward the correct port of the application to your computer or device. The QuickBooks software does not require a large number of different ports, it rather makes use of a particular port for a long-term connection irrespective of the version you are working on.
- IF THE APPLICATION IS BLOCKED BY THE FIREWALL: The QuickBooks application may have been disabled or blocked by a third-party program such as antivirus software. In some cases, even the Windows Firewall is not allowing the application to function properly.
These were the most important causes of the ‘Avast firewall blocking QuickBooks’ error. The next step is to head to the resolution part of this error in QuickBooks.
How can the Error ‘Avast Firewall Blocking QuickBooks’ be Resolved?
This error in QuickBooks might prove to be troublesome and can have a direct impact on the productivity of your software, that too in a negative way. So its quick resolution is necessary.
To get rid of the blockage created by the firewall, you need to set up the firewall and security settings appropriately for your QuickBooks software, and this task has got some internal steps that are listed as under.
Total Time: 35 minutes
Download and Installation of the QuickBooks Tool Hub
QuickBooks Tool Hub allows you to fix common errors. But first, close QuickBooks and browse for additional plugins. We recommend using the QuickBooks tool hub on Windows 10 having at least 64-bit for getting the best results, but the Tool Hub is compatible with all other operating systems as well. Get this step completed in the following ways.
🔹 The first step is to take an exit from QuickBooks.
🔹 After that, you need to download the QuickBooks tool hub 1.5.0.0 (the currently available version).
🔹 Then you need to save it in the downloads folder of your system or on the Windows desktop.
🔹 Once done, you have to open the downloaded file named QuickBooksToolHub.exe
🔹 After that, follow the instructions displayed on your computer screen to install the QuickBooks tool hub, and do not forget to agree to the terms and conditions.
🔹 Once the installation is finished, double-click on the tool hub icon to open it.
To Run the QuickBooks File Doctor
Running the QuickBooks file doctor might help to fix the error ‘Avast firewall blocking QuickBooks’, which can be done in the following manner.
🔹 To begin with, choose the Company file issues from the QuickBooks Tool hub.
🔹 The next step is to choose the option named Run QuickBooks File Doctor, which may take a minute or more to open.
🔹 After that, search for your company file in the drop-down menu thus appeared in the QuickBooks File Doctor.
🔹 Note that; If the file is not found in the drop-down menu, head to the option named
🔹 Browse and Search to search your file.
🔹 Having done the above step, you need to click on the option Check your file and network followed by a hit on the Continue button.
🔹 The final step is to fill your QuickBooks admin password in the space given and click on the Next button.
You are now supposed to check whether this method could help you troubleshoot the error ‘Avast firewall blocking QuickBooks’ or not. If not, adopt the next step and configure the firewall manually to get the issue fixed.
To do Manual Configuration on the Firewall.
If the issue does not fix even after using the QuickBooks file doctor, you can solve the problem by doing manual changes in the settings of the firewall in the following ways.
Adding a Firewall Port Exception for your QuickBooks Application
No matter which version of QuickBooks you are working on, the following steps remain the same for each of them except for point 5.
🔹 Head to the Windows Start menu and type Windows Firewall in the search box, click on it to get it opened.
🔹 In the next step, you are required to choose the option named Advanced Settings.
🔹 After that, you need to click right on the Inbound Rule option and then choose the option, New Rule.
🔹 Once done, select Port from the menu that pops up and hit the Next button. Do not forget to select the TCP.
🔹 Now you will need to enter the allotted ports for each QuickBooks version in the Specific local ports field. Specific ports corresponding to each QuickBooks version are given below.
🔹 Click on Next after successfully entering the port number.
🔹 After that, you have to choose to Allow the Connection followed by a click on the Next button. Ensure to mark all the profiles, only if prompted, and click on Next again.
🔹 Then, you just need to create a name that should look like ‘QuickBooks Ports(year/version)’ and click on Finish once done.
Even if this does not resolve the problem, try selecting Outbound rules once and switch to the next method if it fails as well.
Create Some Windows Firewall Exceptions for the QuickBooks Programs
QuickBooks makes use of some executive files to carry out certain tasks, creating exceptions for such executive files is done in the following manner.
🔹 Head to the Windows Start menu and type Windows Firewall in the search box, click on it to get it opened.
🔹 In the next step, you are required to choose the option named Advanced Settings.
🔹 Once you are done with the above step, click right on the Inbound Rule option and then choose the option, New Rule.
🔹 You are now supposed to choose the option named Program and then Next.
🔹 After that, pick out the option This Program Path and tap on Browse.
🔹 Search for an executive file present in the table given below, select it, and tap Next.
🔹 Then you need to click on Allow The Connection option followed by the Next button.
🔹 Make sure that you mark all the profiles, only if prompted, and click on Next again.
🔹 Finally, you just need to create a name that should look like ‘QBFirewallException(name.exe)’ and click on Finish once done and repeat the same steps to create Outbound rules.
The table comprising the executive files is given below:
| Executable files | Location |
| AutoBackupExe.exe | C:\Program Files\Intuit\QUICKBOOKS YEAR |
| Dbmlsync.exe | C:\Program Files\Intuit\QUICKBOOKS YEAR |
| DBManagerExe.exe | C:\Program Files\Intuit\QUICKBOOKS YEAR |
| FileManagement.exe | C:\Program Files\Intuit\QUICKBOOKS YEAR |
| FileMovementExe.exe | C:\Program Files\Intuit\QUICKBOOKS YEAR |
| QuickBooksMessaging.exe | C:\Program Files\Intuit\QUICKBOOKS YEAR |
| QBW32.exe | C:\Program Files\Intuit\QUICKBOOKS YEAR |
| QBDBMgrN.exe | C:\Program Files\Intuit\QUICKBOOKS YEAR |
| QBServerUtilityMgr.exe | C:\Program Files\Common Files\Intuit\QuickBooks |
| QBCFMonitorService.exe | C:\Program Files\Common Files\Intuit\QuickBooks |
| QBLaunch.exe | C:\Program Files\Common Files\Intuit\QuickBooks |
| QBUpdate.exe | C:\Program Files\Common Files\Intuit\QuickBooks\QBUpdate |
| IntuitSyncManager.exe | C:\Program Files\Common Files\Intuit\Sync |
| OnlineBackup.exe | C:\Program Files\QuickBooks Online Backup |
Check the Settings on the Firewall or Antivirus
If you are done with the appropriate settings on the firewall but still can not get rid of the issues because of the error ‘Avast firewall blocking QuickBooks’, then one thing that can help you resolve the said error is to check the settings of the antivirus on your system.
For this to be done properly, you are supposed to ensure that general permissions are allowed in QuickBooks so that it does not get blocked. However, the steps to do this may vary from program to program.
Adding the QuickBooks Ports Exception on your Antivirus or the Firewall
Even after several attempts, if you still come across errors while opening your file over a network or while working in the Multi-user mode, then add port exceptions for the executable files that have listed in the table above as it can be of great help.
You just need to make sure that TCP is selected. And after that quickly enter the ports required for your QuickBooks version (year).
Do not forget, if you have multiple versions (years) available of the QuickBooks software, then it is crucial to mention the port corresponding to each year.
Also Read: QuickBooks Error Message 400003
Perform a Restart of your Computer System
Some changes that you make can not get saved until you restart your computer system. Therefore, it is highly recommended to restart your windows once the configuration on the firewall is finished. After the windows finally restart, reopen the QuickBooks application.
Closure: Hopefully, this article helps you to resolve the issues encountered due to the presence of the ‘Avast firewall blocking QuickBooks’ error only If you make use of each given method properly. However, if you can not help yourself out and need any further assistance, then feel free to contact the QuickBooks customer helpdesk team for the best possible resolution to all the problems you may face. The team experts are highly experienced in the respective domains and are there to assist you 24/7.
What are the Steps to Restart the Computer to Fix the Error ‘Avast Firewall Blocking QuickBooks’?
It is very important to start your system Windows to fix the said error which can be done using the following steps:
🔹 First, click the Start menu button.
🔹 After that, tap on the Power button.
🔹 Once done, pick out the Restart option.
🔹 Now, wait until the system restarts.
🔹 Once the system restarts, open QuickBooks again.
What are the steps to know the port numbers while adding port exceptions to resolve the ‘Avast Firewall Blocking QuickBooks’ error?
🔹 Make use of the below-mentioned steps to know the port numbers while adding port exceptions:
🔹 The first and foremost step is to open the Windows start menu.
🔹 Type ‘QuickBooks Database Server Manager’ in the search bar.
🔹 Once found, hit click to open it.
🔹 After that, head to the Port Monitor tab.
🔹 Look for the QuickBooks version you are working on.
🔹 Make a note of the Port Number.
🔹 Use this port number while creating firewall port exceptions.
How Much Time is Required by the QuickBooks File Doctor to Scan the Files to Troubleshoot the Error ‘Avast Firewall Blocking QuickBooks’?
The time required by the QuickBooks File Doctor for scanning a file depends on its size. Generally, the scan lasts at least a time duration of 5 minutes. After the scan finishes, Open QuickBooks along with your Company file.
