QuickBooks Error 15243 

How to Fix QuickBooks Error 15243?

When you try to install software, QuickBooks Error 15243 normally appears. The user is notified of update fixes which are not integrated into the software due to a issue during the error. We’ll go over the causes and symptoms of QuickBooks Update Error 15243 in this blog. We’ll also go into how to fix the error so you don’t have to struggle about it again in the future.

Symptoms of QuickBooks Error 15243 

  • This error occurs and causes a software window to crash.
  • When the same programme is run on the PC, it crashes.
  • On the phone, Error Message 15243 is regularly seen.
  • Slow and weak windows and the mouse responds slowly to your commands.

What Causes of QuickBooks Error 15243?

QuickBooks error 15243 can be caused by a number of issues. Before starting troubleshooting, it’s important to think about all. Update error 15243 can be caused by a number of factors, some of which are mentioned below.

  • Incomplete QuickBooks installation due to a corrupted download.
  • The Windows registry was corrupted as a result of a recent QuickBooks software change, most likely an installation or uninstall.
  • The Windows system files and QuickBooks related programme files were corrupted due to a virus/malware infection.
  • Another software deleted QuickBooks files maliciously or inadvertently.

QuickBooks Error 15243 

How to Resolve QuickBooks Error 15243

Solution 1: Fix Error 15243-Related Registry Entries

We’ll fix the registry entries that are connected to this error.

  • To start, click the ‘start’ button.
  • Open the ‘start button’ and type ‘command’ into the search box.
  • Do not click the Enter key at this time.
  • Press and hold the ‘CTRL+SHIFT’ keys at the same time.
  • When prompted, open the ‘permission dialogue box’ and click ‘Enter.’
  • When the cursor swipes and a black box appears, type ‘Regedit’ and press Enter.
Also Read- Top Tips to Fix Common QuickBooks POS Installation Errors Instantly

Return to the Registry Editor> select Error 15243> select Export from the File menu.
Select the folder where you want to save QB backup key from the ‘SAVE IN’ list, or search for it in the ‘SAVE IN’ list. To ensure that the ‘selected branch’ is opted-in the Export range box, type the file name box>> fill in a name for the backup file, e. g. QuickBooks Backup. After that, save the files.
‘. Reg file domain’ is a file extension that can be used to save files. You’ve made a copy of the QuickBooks register entry in question.

Solution 2:  A complete Malware SCAN is performed on the computer.

QuickBooks Error 15243 could have occurred as a result of a malware infection on your computer. The infection corrupts the system by attacking the files.

It’s also possible that Error 15243 is related to a component of the malicious attack you’re running.

Solution 3: Use Disk Clean-up to remove junk files from your computer.

Follow the instructions below to run Disk Cleanup.

  • This solution is for Windows XP, Vista, 7, 8 & 10.
  • Start by clicking the start icon.
  • Check for ‘Command’ in the search area by clicking the start button. Don’t press the ‘enter key’ as of now.
  • Hold it down the ‘Ctrl+shift’ keys at the same time.
  • When prompted, open the ‘permission dialogue box’ and press the enter key.
  • You will see a cursor blinking & a black box opening, type in ‘Clean mgr’ and press Enter key.
  • Click Enter after typing ‘cleanmgr’.
  • The disc space calculator will begin to calculate how much space you will recover.
  • Along with the Disk Cleanup dialogue box, there will be a set of checkboxes from which to select. Temporary files usually take up the most storage space.
  • Mark the boxes in a section you want to delete, then click ‘OK.’
Also Read- How To Fix QuickBooks Installation Errors?

Solution-4 Update the Device Driver

QuickBooks Error 15243 can also be fixed by updating the device driver. Check out this tool to see if the issue has been resolved.

Solution 5: Restore your Windows system to ‘undo/Reverse’ Recent System Changes.

  • To begin, press the Start button.
  • Type system restores into the search line and select Enter.
  • Go to the results page and press the ‘system’ button.
  • Fill in the blanks in the ‘Authority’ section.
  • To select a restore point and back up the disc, follow the wizard’s instructions.
    System changes are often created and are the cause of the problem. Analyze if the steps outlined above will help to resolve the problem.


Solution 6: To Fix Uninstall & Reinstall QuickBooks Related to Error 15243.

This step includes uninstalling the reinstalling of the QuickBooks relevant to this error. For the given Windows OS, Follow the steps below. The QB clean install tool is another excellent tool for resolving various QuickBooks Desktop issues.

Windows 7 & Windows Vista


  • Press the ‘Start’ button to start a programme.
  • Select the ‘Control Panel’ option from the menu.
  • Now choose ‘Programs’ from the drop-down menu.
  • In the name field, look for a software that is related to QuickBooks update error 15243.
  • Select ‘QuickBooks related Entry.’ On the top menu, select the ‘Uninstall/change’ option.
  • To complete the ‘error 15243 QuickBooks uninstallations’ for the associated software, follow the on-screen instructions.
Related Blog- How To Resolve QuickBooks Error Code 64?

Windows 8 is a New Operating System from Microsoft.

  • Activate the ‘Start Menu’ option.
  • Select ‘Program & Features’ from the drop-down menu.
  • In the name column, look for a programme that is related to QuickBooks Error 15243.
  • On the menu, select QuickBooks related entry and then Uninstall/Change.
  • To complete the QuickBooks uninstallation of the QuickBooks Update Error 15243 related application, follow the on-screen instructions.

This article will help to determine the cause of QuickBooks Error 15243 as well as possible solutions. But, for a better understanding, solutions are expanded. If you run into any problems while completing any of the steps, please contact QuickBooks Desktop Support for immediate assistance.