It can be understood as a program designed to troubleshoot the error,the user confront while they attempt to open a QB Company File (.qbw) in a multi-user environment. With this,it’s easy to beat networking and multi-user error. Now,a robust, powerful and advanced version of the tool (loaded with smart features) named Quickbooks File Doctor has also introduced by Intuit.The tool works perfectly only with QB 2008 or newer and Enterprise Solutions 8.0 or newer.H series error (such as H202, H505) and 6000 series errors (such as 6000 83, 6000 77, 6000 80, 6000 304) can be overcome with the help of a tool.The user can download it directly from Intuit. Once it is installed on the same PC on which company file is stored, it (the tool) can diagnose and repair connection issues ( in some situations). Another name for the tool is QBNetDiagTool.exe,QBServerUtilityMgr.exe etc.


Install the tool from download device tab. After then, to run the device, you need to double click on a connection diagnostic tool icon. Next, perform the below steps:

Diagnose Connection tab:Though this tab, you can confirm the computer set up and make sure that the company data file is accessible from a PC (no matter whether configured as single-user or multi-user).In case,if you fail to correctly set permissions or unblock firewalls or ports, you may have the error.

Firewall Status: Here in this area, basic information regarding the firewall is depicted.

Test Connectivity: This area allows the user to check their workstation’s connectivity.See below directions to test your PC’s connectivity:

  • To locate company file, make a click on the button next to Company File field.
  • Look for the appropriate company file. Then pick ‘Change Hosting Server checkbox’.
  • Hit OK.

NOTE: As you run this test, please verify that all statuses are appeared as ‘Not Applicable’ in blue colour. After you run the test, a Green colour of status would represent that no problem has found whereas Red colour would denote that an issue was detected.

  • Therefore, choose Test Connectivity button.
  • If the displayed status appears to be Red in colour,it means that the test has failed.You are required to look at the areas that need to be checked.
  • When the errors are resolved, again run the tool to see whether the issue has eliminated or not.
  • Now, check for file open status, if a successful message appears on the server, repeat all the above said steps to each client PC that has QB installed.

The tool is worth appreciating to diagnose and fix bug containing elements:

  • Microsoft.Net Framework
  • C++

Solution 1: QB Install Diagnostic Tool can be used to manage Microsoft.NET, MSXML, and C++ issues.

Solution 2: Try to perform a Windows Update to install missing updates related to .NET Framework, MSXML, and C++.

Solution 3: Settle Microsoft components issues manually.

Solution 4: Installing QB in Selective Startup.

Leave a Comment