QuickBooks Error H505 belongs to H-series of errors that typically takes place in multi-user mode when a user tries to access a company file not located on their computer. Besides, the QuickBooks error message H505 may also appear on your screen when some required configuration is missing in QuickBooks Company File. While reaping the advantages of the QuickBooks, you may confront a wide array of similar technical issues such as H101, H202, 6000, H303 and various others.
Feeling perplexed by QuickBooks Error H505? Ring our QuickBooks error support number (855-526)-5749 to get hassle-free assistance in fixing the error
What Is QuickBooks Error Code H505?
When Error takes place, you will see an error message on your screen “This company file is on another computer, and QuickBooks needs some help connecting.” The most susceptible operating systems to get QuickBooks error H505 are Microsoft Windows 7, 8, XP, and Vista. You can determine the error by the following indications-
- An active program Window crashes with the occurrence of error code H505.
- Your computer or laptop frequently crashes when the same program is running.
- The speed of the Windows gets sluggish and responds slowly to the inputs of mouse and keyboard.
- Repeated freezing of the computer for a few seconds.
- QuickBooks hosting error message appears on the screen.
Different responsible causes make the error code H505 to take place in the multi-user environment. When you keep track of the causes, the error can be resolved in no time.
Causes for QuickBooks Desktop Error H505
The below-mentioned causes can lead to QuickBooks Error H505 while you try to open or access a company file and these are the same reasons that can also trigger QuickBooks Error H202.
- A damaged Network Data (.ND) file can prevent you from accessing a file on a network.
- QuickBooks services such as QBDBMgrN and QBFCMonitor are not working as they usually work.
- When there is trouble in finding server’s IP address.
- QuickBooks error H505 can occur due to improper hosting configuration.
- When Hosting mode is not enabled on the Server.
- If QuickBooks Database Server Manager is not running in the background of the system.
- If the folder containing the company file has been damaged.
- Improper configuration of the QB firewall ports can cause QuickBooks Desktop Error code H505.
- It can be the obstructive settings of DNS.
How to Troubleshoot H505 Intuit QB Multi-User Mode Problem?
To stop the error message from appearing on your screen, you can follow the solutions listed below-
Solution 1- Enable Hosting Mode on the Server
Before you hop into the troubleshooting steps, you need to ensure that hosting mode should be turned off on the workstation computers those are connected to the company file. Contrarily, it should be enabled on the server to stop getting multi-user errors in QuickBooks.
- Open QuickBooks on all the computers confronting errors.
- In QuickBooks, navigate through the File menu and choose Utilities.
QuickBooks Host Multi-User Access - Now try to locate the option Host Multi-User Access option. Having this option visible on the screen depicts that hosting is disabled on that particular system and you can move to verify the next.
- Contrarily, if a system has Stop Hosting Multi-User Access option visible, you need to choose it to turn the hosting off.
QuickBooks Stop Hosting Multi-User Access - After checking all the user’s computer, Open QuickBooks on Server.
- Again reach out to the options (Host Multi-User Access or Stop Hosting Multi-User Access) by using the above-described steps.
- Make sure it is displaying Stop Hosting Multi-User Access option. If not, then click Host Multi-User Access option and change the settings.
If the QuickBooks error H505 still appears on the screen, follow the next troubleshooting solution.
Solution 2- Set Your Firewall to Allow Exceptions
Applying the changes correctly to your Firewall may fix the error H505 so that you can get back to your day-to-day accounting routine.
- Click Start and after that navigate to the Control Panel.
- Now click to open the Firewall Settings in the Control Panel.
- In Firewall Settings, select Allow a Program option where you will see Add Program prompt.
- Add your QuickBooks 20XX version to the exception list and save the changes.
- Restart your computer to verify the status of QuickBooks error H505.
- For more detailed instructions follow article how to Add Port Exceptions to the Windows Firewall.
Solution 3- Make Use of QuickBooks File Doctor Tool
Running QuickBooks File Doctor utility on the server computer can fix a wide range of the errors, including H-series and errors that occur in a multi-user environment.
- Confirm that QuickBooks is installed on the server computer.
- From Intuit’s official website, download QuickBooks Tool Hub or click HERE to download it.
- Install it on the server computer and run it.
- Move to the Company File Issues tab and select QuickBooks File Doctor.
QuickBooks File Doctor in Tool Hub - The tool might take some time to get downloaded.
- Once it is installed and up on the screen, select Repair both Company File and Network option.
- Try to access the company file once again after the repair completes.
Solution 4. Running QuickBooks Database Server Manager on the Server System
The server computer contains all the company files and lets users share the company files with other workstations over the same network. As we have already installed the QuickBooks Tool Hub in the above solution, we can use the QuickBooks database server manager from the tool hub by running it from the desktop icon.
- After clicking on the QuickBooks Tool Hub icon, choose Network Issues.
- Next, select QuickBooks Database Server Manager.
- If the company file folder is visible, click Start Scan.
- If you don’t find the folder, click Browse to locate it, then click Start Scan.
- The QuickBooks Database Server Manager starts the scan and repair the firewall permissions.
- Select Close after the scan completes.
Try to switch QuickBooks to multi-user mode again. If you still get the same error, follow the next solution.
Solution 5. Check whether QuickBooks Services are Running on your Server System
It is important to check the status of QuickBooks services on the server computer. The steps given below will help you do so:
- Over your server system, click on the Windows Start
- In the search bar, write ‘run’ and open Run
- Within the Run window, write ‘msc’ and press Enter.
- Next, look for QuickBooksDBXX from the list of services. (XX denotes the version of QuickBooks)
- Under the Properties section, choose Automatic for the Start Up type.
- Ensure Service Status is either Running or Started. Choose Start if none of the options is selected.
- After that, click on the Recovery tab and choose the Restart the Service from the drop-down for First Failure, Second Failure, and Subsequent Failure as well.
- To save the changes, click Apply, then select OK
- Follow the same steps for QBCF Monitor Service.
Open QuickBooks on each workstation, and switch to multi-user mode. If the software works correctly, everything is fixed. Else move to Solution 6.
Solution 6. From the Workstation, Ping Server Computer
By using the ping command on the server system, we’ll be able to check the connection between the server and the workstations. To proceed, first, turn on Network Discovery on the server computer and on the workstation, getting the error using the following steps:
- On the server and the workstations, open up the Start
- In the search bar, write Network and open up Network and Sharing Center.
- Next, choose Change advanced sharing settings.
- Ensure Turn on network discovery is selected in the Network Discovery and File and Printer sharing section also.
Now, follow the steps to get the server name:
- At first, click on the Windows Start menu on the server system.
- Within the search, write ‘Run’ and open Run.
- Inside the Run window, type ‘CMD’ and hit Enter.
- After that, enter ‘ipconfig/all’ in the CMD window and press Enter.
- Now, in the Windows IP Configuration section, find the hostname and jot it down to easily access it later.
Get back to your workstation and follow the steps given below to test the server
- On the user computer, click on the Start
- Enter ‘Run’ in the search and open it.
- After that, within the Run window, write CMD and press Enter.
- Next, write in “ping_server name” and hit Enter on your keyboard.
- Repeat the same steps on each client computer where you get QuickBooks error H505.
If you get an answer for each packet, the server is functioning properly. If some or all of the packets are lost, then move on to the next troubleshooting method.
Solution 7-Alter QuickBooks Folder Location Settings
Changing the settings of the folder location of your accounting software, and redefining user’s access, you can fix QuickBooks multi-user mode error H505-
- First of all, create a new folder on the Server computer and then share it with the other users.
- Favourably Set Windows permissions to share your company files.
- Now copy your QuickBooks Company files (.qbw) files and Paste to the new folder that you have created on the Server computer.
- Open your QuickBooks company file in the multi-user environment to get QuickBooks error message h505 resolved.
The above-described solutions can help you to resolve the QuickBooks error H505 without having any trouble. However, if you want to get it done by the experienced professionals, feel free to dial our QuickBooks error support phone number (855-526)-5749.

ProAccountingHub provides practical guidance on using QuickBooks to manage finances efficiently. Whether it’s tracking expenses or preparing for taxes, their tips help individuals and businesses stay organized and make smarter financial decisions. Focused on the latest QuickBooks features, ProAccountingHub simplifies financial management to help users reach their goals.