Dmboot.sys file is corrupted, Windows XP screen flashes back.

Original title: corrupt dmboot.sys

Dmboot.sys file is corrupt, option of safe mode back but does not help once selected. Flashing at the back of the screen the WindowsXP and safe mode

You don't describe symptoms suggestive of a necessity to implement KB307545.

Suggesting a KB307545 as a first troubleshooting step akin to say "I don't know what the problem is or how to solve this problem", in particular, and even worse when you have no symptoms.

My system does not use dmboot.sys, but obviously you don't (or want to).  If yours is grieving, you can usually replace using backups on your system already, so I look at that first.

It's too bad that MS Answers forums does not prompt for any information system when a new question is asked, so it knows absolutely nothing about your system then this is what I would do...

Since you can get Safe Mode, follow these steps:

Click Start, run and enter in the box:

cmd

Click OK to open a command prompt window.

The dmboot.sys file must be in this folder (assuming that XP is installed on your C drive):

c:\Windows\System32\Drivers

Depending on your installation, enter the following command:

copy c:\windows\system32\dllcache\dmboot.sys c:\windows\system32\drivers

Answered in the affirmative if invited to replace the existing file and then you should see a message that 1 file (s) has been copied.

If the file has not been found in the dllcache folder (it should really be), enter this command:

copy c:\windows\ServicePackFiles\i386\dmboot.sys c:\windows\system32\drivers

If it is still not found, then I can download one on my SkyDrive and you can download it and replace the one on your system.

After replacing the file, restart and see what things look like.

Tags: Windows

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