LogoUIi.exe Application Error on Startup in Windows 11/10 [Solution]

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LogoUIi.exe Application Error on Startup in Windows 11/10 [Solution]

Windows errors are relatively common, and many users reported LogonUI.exe System Error on their PC. This can be an annoying error, as it prevents you from using your PC.

On any normal day, you will find your system working well. It boots fine, and you can install desired apps normally. However, sometimes, it can behave unexpectedly. For example, you may see a pop-up with the following error message on your screen when you wake up your computer.

The exception Breakpoint. A breakpoint has been reached. (0x80000003) occurred in the application location 0x00007FFC7F84C4D7.

Issues addressed in this tutorial:
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logonui.exe – application error
logonui.exe application error the instruction at referenced memory
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what is logonui.exe application error

Nothing’s more terrifying than getting an error before your computer even turns on completely. In this specific case, users have reported getting a LogonUI.exe – Application Error at the log in screen. The severity of the error is such that the user is unable to click on anything on the log on screen and the only option they have is to forcefully shut down the computer rendering computer useless.

LogonUI is a Windows program which is responsible for the interface you see on the log on screen. This error that you are getting indicates that either the Logonui.exe file itself has gotten corrupted, or another program is interfering and causing the LogonUI to produce such results.

This tutorial will apply for computers, laptops, desktops, and tablets running the Windows 10 and Windows 11 operating systems (Home, Professional, Enterprise, Education) from all supported hardware manufactures, like Dell, HP, Acer, Asus, Toshiba, Lenovo, Alienware, Razer, MSI, Huawei , Microsoft Surface, and Samsung.


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  1. Life is 10% what happens to us and 90% how we react to it. – Charles R. Swindoll

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