Windows 7 LoginUI.exe Application Error
April 4th, 2010 Category: GeneralSome weeks ago I installed a Solid State Disk in my Latitude D820. The experience was very nice! Boot time decreased to 30 seconds. But two days ago a bad surprise: Starting the notebook did only show a blank screen (BIOS messages and Windows start logo appeared). After pressing FN-F8 (CRT/LCD) I could see a message box “LogonUI.exe – Application Error”. Pressing OK, waiting 10 seconds and the same message appeared again…
In my case the only way to get Windows 7 booting again was:
- Insert original Windows 7 CD and boot from it
- Start the console
- Enter “sfc /scannow /offbootdir=C:\ /offwindir=C:\Windows
I’m not sure what happened, but I hope the SSD disc has not failure.













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