Issue: How to Fix Unknown Software Exception 0x40000015 Error on Windows?
Hi. It seems that I’m in trouble. I run Windows 10 OS, which I have upgraded a couple of weeks ago. Recently, when I started my PC, a pop-up message showed up, which reads “The exception unknown software exception (0x40000015) occured in the application at location 0x0029fa4d. Click OK to terminate the program.” When I click I OK, the message disappears and the system seems to be working fine except a bit slowdown and random freezes. Nevertheless, the pop-up is quite irritating and it makes me think continuously that there is a kind of virus or serious issue on my system. Please advise! Thank you.
0x40000015 Unknown Software Exception is a pop-up error that most frequently occur on Windows 10 OS. This error code should not be ignored even though by clicking OK it’s gone from your desktop. That’s because this particular error is a sign of corrupted system files that are apparently conflicting with the software running on your device. According to the experts, 0x40000015 error code may be triggered by an incomplete installation of a particular software/update, incorrect uninstall, accidental removal or replacement of registries, and similar issues. Besides, it has been noticed that 0x40000015 error pop-up sometimes shows up after PC’s recovery when a virus/malware/corrupted files are deleted. Luckily, there are several things that you can do to fix 0x40000015 error by yourself.
How to fix Unknown Software Exception 0x40000015 Error on Windows?
As soon as you start receiving 0x40000015 error code, our recommendation would be to run a full system scan with Reimage or an alternative program. That’s because it is capable of regognizing system errors, corrupted files, startup problems, and similar issues. Besides, this particular tool has a built-in antivirus (Avira), what means that it checks for viruses and malware as well. In case you are not willing to use additional software for 0x40000015 error fix, you can fix this issue manually.
Fix 1. Restore the system
- Boot your PC as an administrator. For that, you have to right-click on the Win key and select Command Prompt (Admin).
- After that, click on Win key and select All Programs – Accessories – System Tools – System Restore
- Select Restore my computer to an earlier time and click Next.
- When a confirmation window occurs, click Next again.
- Finally, restart your PC.
Fix 2. Update your antivirus
If 0x40000015 bug showed upsoon after Windows upgrade, it’s advisable to check if your anti-virus is up-to-date. It sometimes happens that Windows updates damage a currently running antivirus. To check that, you should update your anti-virus to the newest version or delete it.
Fix 3. Uninstall useless software
Unknown Software Exception 0x40000015 error may also be the cause of certain software. Some programs tend to load some time after that actual system boot. That’s why this kind of error may appear a couple of minutes after system restart/boot. To check this issue, you should try clean boot of your system. For that, you have to perform the following steps:
- Click search and type msconfig in the search box.
- Select System Configuration and locate Services tab.
- Select Hide all Microsoft services and then click on Disable all.
- After that, find and click on Open Task Manager (on the Startup of the System Configuration).
- Here you have to disable all items and then close Task Manager.
- Finally, click OK and restart your PC.
If after that 0x40000015 error is gone, then you should check which programs you are not using for a long time and delete them. After that, reboot your device and check if the error still occurs.
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