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Fix the unknown software exception error occurred in Windows application (0x40000015). Error 0x40000015 is an error message that appears when you turn on your PC, you will see this error message after connecting to Windows 10.
Error code 0x40000015 means that an application causes an execution exception not managed during the shutdown. Now, the error is caused because somehow the Windows system files have been corrupted and this is the execution exception. The complete error message is:
“The exception unknown software exception (0x40000015) occurred in the application at location 0x004423ee.”
To solve this Windows PC problem, do the following:
Uninstall unnecessary programs
Some programs have a delayed start and can cause the error 0x40000015 to appear a few minutes or hours after the start, without indicating which of them is the cause. In such cases, you must perform a clean start by following the steps described here. The Clean Boot temporarily disables all unnecessary programs and allows you to see if any of them are the author. If the error does not occur after the clean start, the most likely problem is that one of the disabled programs causes the error.
The ideal solution is then to go back and activate the programs individually, restart the device after each change, and see when the error occurs that should indicate the root cause of the problem. If the error occurs even after a clean boot, the most likely cause is irreparable damage to the operating system, in which case it must be reinstalled.
Update your antivirus protection
Sometimes this problem can also occur if the antivirus is not up to date. Therefore, open your antivirus software and update it to the latest definition.
Run SFC Scan
Open the command prompt as an administrator, often referred to as the “high” command prompt.
Important : For the sfc /scannow command to work properly, it must run in a prompt window opened in Windows 10, Windows 8, Windows 7 and Windows Vista. This is not necessary in previous versions of Windows.
Once the prompt is open, type the following command, then press Enter.
The System File Checker now checks the integrity of each file in the protected operating system on your computer. It might be a long time before he’s ready.
Perform System Restore
If none of the above methods helped to resolve this application error, you should consider System Restore:.
- Start your PC as an administrator. To do this, right-click on the Win button and select Admin.
- Then click the Win button and select All Programs > Accessories > System Tools > System Restore.
- Select Restore my computer earlier and click on Next.
- When a confirmation window appears, click Next again.
- Finally restart your PC.
We hope to hear from you in the comments to see if any of these solutions have helped you in any way in fixing Windows error 0x40000015.
CCNA, Web Developer, PC Troubleshooter
I am a computer enthusiast and a practicing IT Professional. I have years of experience behind me in computer programming, hardware troubleshooting and repair. I specialise in Web Development and Database Design. I also have a CCNA certification for Network Design and Troubleshooting.