Can’t Host QuickBooks Company File: How To Fix? QB Desktop hosting mode is a crucial feature that streamlines business procedures by enabling multiple people to work together concurrently on the same company file. A licensed copy is a must to use the company file in various workstations. QuickBooks often opens in single-user mode when users can’t host QuickBooks company file. When QuickBooks is unable to host your company file, it disrupts business operations, particularly in multiuser mode. This issue can stem from network configuration problems, incorrect hosting settings, or firewall restrictions. Addressing these challenges is crucial for seamless access and collaboration. By carefully following the troubleshooting instructions, you can fix this issue. However, if you need quick assistance in fixing issues with your company file, look no further! Simply dial +1.833.802.0002 Reasons That Trigger QuickBooks Hosting Mode Not Working Error We have mentioned below some of the most common reasons that cause QuickBooks hosting mode not working error. 1. The QuickBooks Database Server Manager cannot access your company file, likely due to network issues, incorrect folder permissions, or firewall settings blocking the connection. 2. QuickBooks may not be able to communicate with other user PCs in multi-user mode due to firewall or antivirus software limiting communication. Configure the firewall and antivirus software to allow QuickBooks network traffic and guarantee correct connectivity in order to fix issues. : Steps To Fix The Error In Hosting Mode In QuickBooks To resolve the error in hosting mode in QuickBooks, here are some troubleshooting steps that we can perform: Solution 1: Use QuickBooks Database Server Manager QuickBooks Database Server Manager is designed to assist users in accessing the company file in multiuser mode. So follow the steps below to avoid QBDBMgrn not running on this computer . 1. Close QuickBooks and download the QuickBooks Tool Hub app. 2. Save it to an accessible location, then open QuickBooksToolHub.exe to install it, agreeing to the Terms and Conditions. 3. Once installed, open QuickBooks Tool Hub. 4. In the app, select 'Network Issues' and then choose 'QuickBooks Database Server Manager.' 5. After opening the company file, click the 'Start Scan' option. 6. If not, browse to the file location and then 'Start Scan.' 7. This scan will also repair firewall permissions. 8. After the scan, click 'Close.' 9. Attempt to switch your workstations to multi-user mode to check if the issue is resolved. Solution 2: Configure the Windows Firewall Settings Configure Windows Firewall settings using these steps. 1. Open 'Control Panel' from Windows. 2. Search for Windows Firewall and press 'Enter.' 3. Click on 'Allow an app through Windows Firewall.' 4. Click 'Change Settings' and check the box under the Public column for the QuickBooks application. 5. Click 'OK' and select 'Public' for the application. 6. Try running QuickBooks in multi-user mode again to see if errors are resolved. The troubleshooting methods outlined in this blog aim to fix can't host QuickBooks company file Error. However, the root cause of why QuickBooks remains in single-user mode can vary, necessitating professional assistance. For technical support, call us at +1.833.802.0002.