Stepwise Troubleshooting Method to Eliminate QuickBooks Error Code 1642

QuickBooks error code 1642 is an error that is displayed when you are trying to update the QuickBooks application in any system. It states that the .NET framework installation has caused some issues on the system, making it one of the most common reasons one encounters this issue. Similarly, QuickBooks error 1603 also occurs due to a damaged Microsoft Windows installer. Learn further reasons for this error; glance over to the next section of the article.

Are you tired of the glitches that keep irritating you in QuickBooks? We are here to guide you completely with the solutions. Dial 1.855.738.2784 to contact our pro advisors.

Harmful Causes That Lead to QuickBooks Error Code 1642

1. The above error codes occur as an invasion of the windows with any virus attack on the operating system.

2. Another issue will be when the QB installation file is slapped at fault.

3. MS Windows installer gets corrupted.

4. Lack of permission to install the QuickBooks software or a Windows OS.

5. All files get locked.

6. It might be all programs are infected with malware's effect.

Optimal Solutions to Rectify QuickBooks Error 1642

Our experts have launched some effective solutions to solve such errors. Follow the below stepwise methods to fix it instantly:

Solution 1: Uninstall and then reinstall QuickBooks Desktop

Step 1: Uninstall QuickBooks

1. From the Windows Start menu, search for "Control Panel" and open Control Panel.

2. Select Programs and Features or Uninstall a Program.

3. From the programs list, select the version of QuickBooks Desktop you want to uninstall.

4. Select Uninstall/Change, Remove, then click Next.

5. If you don't see this, sign out of Windows and back in as an admin (or a user with admin rights).

Read more: How to fix QuickBooks Error 80070057?

Step 2: Reinstall QuickBooks Desktop

When you are ready, reinstall QuickBooks Desktop. When you reinstall, QuickBooks will automatically reinstall new folders and rename your existing ones.

If this doesn't solve your problem, go to Solution 2.

Solution 2: Uninstall QuickBooks and manually rename installation folders

1. Uninstall QuickBooks again.

2. Go through the steps to show hidden files.

3. Direct towards Windows Start menu: Search for "File Explorer." Open File Explorer.

4. Look up the folder of your QuickBooks company files. This folder is called QuickBooks and/or QB, as it might open. The place will vary slightly depending on:

   1. C:\ProgramData\Intuit\QuickBooks(year)

   2. C:\Users(current user)\AppData\Local\Intuit\QuickBooks (year)

   3. C:\Program Files\Intuit\QuickBooks(year)

   4. 64-bit version of Windows: Open C:\Program Files (x86)\Intuit\QuickBooks(year).

5. Right-click the folder and click the Rename option.

6. Add the word "old" to the end of the folder name. This will keep QuickBooks from opening when you reinstall

7. Reinstall QuickBooks Desktop.

If you receive an access error message when you try to rename the folder:

1. Right-click the Windows Task Bar, and then select Task Manager.

2. Select the Processes tab.

3. You may proceed after selecting the Name column header to sort the list.

4. Select the following processes and then End Process for each: QBDBMgrN.exe, QBDBMgr.exe, QBCFMonitorService.exe, Qbw32.exe.

5. Choose Yes if you see the message "WARNING: Terminating a process can cause undesired results."

Conclusion

To wrap up, QuickBooks error 1642 shows that it has occurred due to some issues in .NET frameworks. This is an installation error that is triggered while installing or updating QuickBooks software. All the reasons behind this error have been mentioned above in the blog, along with the solutions. Read the blog carefully and find the best solution that works for you.

Recommended to read: How to resolve Quickbooks Error Series 15XXX?