April 26, 2020

Some application require that they have processes running all the time so they can do things such as check for updates or notify you when you get an instant message. Other SYS files are critical system files called “kernel mode device drivers” which are used to power the Windows operating system. Registry Reviver Registry Reviver support. Windows XP won’t start due to kl1. See all ReviverSoft resources.

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Third-party program installation or malware infection may have corrupted the registry entries associated with Kaspersky Anti-Virus, causing kl1. After the operating system starts, you can manually activate Kaspersky, but we are sure that this error will not appear. Learn how your comment is processed. This website is using cookies. Memtest86 is a BIOS-based memory testing software, unlike kp1 testing programs that must run within Windows.

In the Registry Editor, select the kl1. Instructions for Windows XP: If this is the case, you will need to replace the bad memory to resolve your kl1. I am assuming this is coinciding with applications and drivers as they are slowly added to Windows.


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kp1 System File Checker will begin scanning for kl1. Founder of ReviverSoft and lover of tweaking and maintaining computers. Click the Start button. Feel free to ask our experts from around the world and to receive professional answers for it.

Windows XP won’t start due to kl1.sys error

This has happened after 4 fresh Windows 10 installs. InstallSafe Protect your browser and PC. Hey, I’m really a beginner here so I’ll try sts describe my problem as accurate as possible and hopefully someone can help me because I’ve really searched the net for a solution and I just can’t find one.

The next step was to follow this Microsoft Community wiki and run Driver Verifier.

Driver Verifier BSOD on Start Up DRIVER_VERIFIER_DETECTED_VIOLATION – Microsoft Community

Without driver files such as kl1. You must log in or sign up to reply here. The best part is that repairing registry errors can also dramatically improve system speed and performance. Solvusoft’s close relationship with Microsoft as a Gold Certified Partner enables us to provide best-in-class software solutions that are optimized for performance on Windows operating systems.

If the previous troubleshooting steps did not resolve your kl1. From the File menu, choose Export. Kkl1 the on-screen directions to complete the uninstallation of your kl1.


Microsoft is constantly updating and improving Windows system files that could be associated with kl1. Here’s how to do it step by step:.

Kaspersky Anti-Virus is running, while a Kaspersky Lab Ltd driver is being loaded, or during Windows startup or shutdown. TechSpot is dedicated to computer enthusiasts and power users. To double check my results I ran an install for a couple of days with the old RAM.

There were no other software-related issues cited by users. It worked fine and I even installed Kaspersky IS.

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You now have a backup of your kl1. The Windows Update dialog box will appear. Join thousands of tech enthusiasts and participate. Use Registry Editor at your own risk.

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