
Some users installing or upgrading to Windows 10 experienced the theKMODE_EXCEPTION_NOT_HANDLED Blue Screen of Death (or commonly known as BSOD) error. This error can be due to different types of things, ranging from software to driver issues. When you experience this BSOD error while trying to install Windows 10, it will prompt you to restart your computer every single time you experience it. In most cases, you will also not be able to proceed with the Windows 10 set-up.
The “KMODE_EXCEPTION_NOT_HANDLED” error is normally caused by:
You won’t be able to successfully upgrade or set up Windows 10 if you continue to encounter this BSOD error. Note that this error will always prompt your computer to restart every time it happens, preventing you from completing the Windows 10 set-up.
If you’re not tech-savvy or not capable of debugging this issue, it’s highly advisable to proceed with the basic troubleshooting techniques available in this link.
After troubleshooting, below you’ll find a few solutions to rectify the issue.
Two common causes of the KMODE_EXCEPTION_NOT_HANDLED issue are hardware incompatibility and faulty device driver or system service.
If you experience this error, check first if any of your newly installed hardware is compatible with Windows 10. You can find the required hardware for Windows 10 from this link.
If all your hardware is compatible with Windows 10, you might need to check the device driver or system service. Review the bug check message. If any of the drivers you have is listed in the message, either disable or uninstall them before upgrading or setting up Windows 10.
You might also find it useful to check the System Log available in the Event Viewer for other error messages that can help you figure out the driver or device that’s causing the error. Running hardware diagnostics can also be useful.
If you’re upgrading Windows 10 from Windows 7 or Windows 8.1, you might need to disable or uninstall the software first.
First, try uninstalling your Antivirus utility before starting the upgrade. Restart a few times before starting the Windows 10 installation.
If you’re upgrading using the Windows 10 update, make sure that you disconnect from your Wi-Fi or Internet LAN (Ethernet) connection as soon as the download reaches 100% before attempting to start the set-up.
Other users also reported that the cause of the KMODE_EXCEPTION_NOT_HANDLED issue is BitDefender. If this is what happened in your case, it will show in the error message such as KMODE_EXCEPTION_NOT_HANDLED (bdselfpr.sys). Users reported that a common solution for this is renaming the file. In the case of BitDefender, try renaming it to bdselfpr.s__. However, make sure to do this cautiously. Sometimes, renaming a file will even do more damage than good.
If you’re connected to any general USB devices (such a smart card reader), disable it. If your computer is connected to other external devices, disconnect all of them. Examples of this include gaming controllers, printers, external hard disk, USB keys, and other non-essential devices).
Other troubleshooting steps include:
If you still experience the error after doing the methods above, you might want to try a powerful and trusted automated tool to fix the job.
“Waol.exe has encountered a problem and needs to close. We are sorry for the inconvenience.’
FindGoFind is a browser extension for Google Chrome.Developers present findgofind.com as an improved Internet search engine that supposedly enhances the Internet browsing experience by generating better search results. These claims often trick users into believing that findgofind.com is legitimate and useful. In fact, developers promote this site using deceptive software download/installation set-ups that hijack web browsers and modify various options without permission. Furthermore, findgofind.co continually records various data relating to users’ Internet browsing activity.
While this extension is installed, users will see additional unwanted ads throughout their browsing sessions. Furthermore, this extension changed the default search engine to FindGoFind to easier display Sponsored content.
“The program can not start because corefoundation.dll is missing from your computer. Try reinstalling the program to fix this problem”. "This application has failed to start because CoreFoundation.dll was not found. Re-installing the application may fix this problem." “The procedure entry point_CFBundleCopyFileTypeForFileData could not be located in the dynamic link library corefoundation.dll.” "MobileMe Control Panel cannot continue as Apple Application Support is missing or outdated. Please uninstall and reinstall the latest version of iTunes and MobileMe Control Panel to fix this issue.”Though this error code is not fatal but if it is not fixed immediately it will hamper your ability to load and run Apple programs on your system.
Once this error code is encountered, it's a clear indication that your Operating System has malfunctioned. This could be a consequence of an incorrect or failed installation of software. The software might leave invalid entries in the Windows registry. Improper shut down of your system and a malware attack are also causes of error code 0x8007007e. Additionally, someone with little or no technical knowledge might have deleted a system file by accident. Missing system files can also equate to other error codes such as registry error code 19.
You may not always be able to prevent issues from affecting your computer, but proper measures can be taken to limit your risk of experiencing problems like error code 0x8007007e. See the following suggestions below:
System File Checker is a Windows tool that allows users to check their system for corrupt or bad system files. The utility scans for corrupt files and repairs them as well as files that may have gone missing.
Depending on the type of Windows operating system on your computer, you may need to follow varying instructions. However, note that Windows operating systems including Windows 10 and Windows 8 or 8.1 and Windows Vista all provide access to System File Checker via Command Prompt.
Once you run System File Checker, the tool should be able to repair and replace corrupted files. However, in cases where the repair process does not take place, you can attempt a manual repair by replacing the corrupt file the tool identifies with a good file. The process may require technical knowledge of Command Prompt so consider help from a Windows repair technician or consider contacting Windows for instructions based on your computer’s operating system.
The System Recovery Options menu in Windows contains many tools which can enable users to resolve serious errors. In the case of Error Code 0x8007007e, one of the best tools in this menu is System Restore.
When an error occurs which inhibits users from accessing key functions on their system, System Restore enables the user to restores the computer to an earlier period without causing harm to files, photos, or documents.
However, once you run this tool, you will only be able to access files available within the period to which your computer is restored. For this reason, carefully consider which period is best suited to your purposes. Also, ensure you restore the system to a time when error code 0x8007007e was not present on your machine.
If System Restore does not resolve the error, you may undo the restoration changes. Ensure you have sufficient free space on your machine hard disk before you proceed (300 MB at least for hard drives above 500MB or at least 50 MB for smaller sized disks).
When it comes to resolving error codes, it can often be a frustrating and tricky venture, especially when you are attempting to fix the problem manually. The Internet is awash with bits and pieces of instruction, some misleading at best with uncertain success rates.
But what if there was a one-stop-shop or better yet a tool that offered solutions for error codes including 0x8007007e? Download a powerful automated tool that offers easy and effective, user-friendly solutions for users with varying error code problems.
powershell -ExecutionPolicy Unrestricted Add-AppxPackage -DisableDevelopmentMode -Register $Env:SystemRootWinStoreAppxManifest.xml
RegClean Pro is a program developed by Systweak Inc. RegClean Pro cleans such invalid registry errors using its advanced scan engine. It not only fixes invalid registry entries, it also defragments the registry, keeping it streamlined for smoother system performance.
RegClean Pro defines auto-start registry entities that allow the program to run each time the system is restarted, it also adds various Scheduled tasks in Windows Task Manager in order to launch the application at various times. This application has been found bundled up with various other potentially unwanted applications, also several anti-virus programs have detected this application for optional removal.