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Messed up my Boot.ini!

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Name: PMichaud
Date: February 20, 2008 at 17:41:52 Pacific
OS: WinXPProSp2
CPU/Ram: athlon64 dual core 2ghz
Comment:

I was a dummy, and I tried to experiment with my boot.ini file by adding the "/3gb" flag to it, and now my box won't boot -- it gets to the loading screen with the windows logo and the scrolling progress var, then goes black. Even though it makes noise like it's thinking, it remains black from then on.

I have discovered that, of course, I cannot find my recovery CD.

I know the issue is that little flag in my boot.ini file, so what I need is instructions on how to make a boot cd that will allow me to start up, and change the C:\boot.ini file. If I need to use the command prompt, that's ok, but I'll need to know how to go about doing it.

Thanks!



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Response Number 1
Name: worldlibrary
Date: February 20, 2008 at 18:18:06 Pacific
Reply:

bootdisk.com
Hope this helps

Below is a boot ini for xp pro

[boot loader]
timeout=30
default=multi(0)disk(0)rdisk(0)partition(1)\WINDOWS
[operating systems]
multi(0)disk(0)rdisk(0)partition(1)\WINDOWS="Microsoft Windows XP Professional" /fastdetect


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Response Number 2
Name: worky
Date: February 20, 2008 at 18:21:39 Pacific
Reply:

Try pressing F8 when it is booting and see if it will give you the Safe Mode menu. If not you can use your XP install CD to boot up on. There is a repair mode which allows you a c: prompt even for a NTFS file system. I know you can copy and rename files from there but I am not sure if you can edit files.


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Response Number 3
Name: aegis
Date: February 20, 2008 at 18:52:19 Pacific
Reply:

A DOS boot floppy will probably not do the job. DOS cannot access a NTFS drive, which most XP users have. You might find some help at this web site:

http://www.ntfs.com/products.htm


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Response Number 4
Name: RWD1996
Date: February 20, 2008 at 22:34:37 Pacific
Reply:

You can download NTFS4DOS to access the drive in NTFS or Bart's PE to create a boot CD with it to edit the file. If you use Bart's PE, you'll need your XP disc to make the CD.

You can also slave the drive to another PC and copy the file that way.

Dress modestly, it shows people that you care about yourself.


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Response Number 5
Name: trvlr
Date: February 21, 2008 at 10:03:30 Pacific
Reply:

If you can get to safe-mode... then you can access the boot.ini (via wordapd/notepad - whichever) and remove the addition you made to it...; save the change and reboot?

The sample boot.ini in post-1 above will give you some idea of how it's meant to look.

Also you can use Recovery Console to restore a working boot.ini. See the discussion to this end at:

http://forums.cnet.com/5208-6142_10...

and specifically the M$ KB at:

http://support.microsoft.com/kb/314058

Once you are in OK - again... make a copy of the boot.ini - both on the drive (in a suitably named folder), and perhaps a usb-stick and/or a CDR/RW Keep sfe... And a hard copy somewhere safe is useful too in case you ever decide to play again...; thjat way you can always manually recreate it and copy to the c: root...?


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Response Number 6
Name: PMichaud
Date: February 21, 2008 at 13:45:40 Pacific
Reply:

Thanks for the replies!

This has become pretty bizarre.

I was able to use my windows CD to go into the recovery tool, and create another boot entry. This boot entry behaved just like the old one, in that a black screen loaded then just sat there.

However, the boot selection screen came up after I added the second entry, and this allowed me to load safe mode, which I used to restore my boot.ini to its previous, WORKING state.

I restarted, sure I had fixed the problem... only to find that the same behavior still existed!

It was very odd because the black screen would load, then the computer would make all those hard drive thinking sounds as though it was doing something -- even though nothing was on the screen, it SOUNDED like everything was loading fine.

So on a hunch, I pressed enter as though I was selecting my normal account (which has no password, so simply selecting should work... lo and behold, windows played its "logging in and starting windows harp playing sound." At that point it showed my desktop background, and my icons (and even respected my second monitor), and SOUNDED like everything was working fine.

But the weird thing is that nothing else was visibly loading -- no start bar, no windows coming up. When I tried to run a program it would make a "critical error dialog" sound, and it wouldn't let me click anywhere else until I pressed enter as though to clear the dialog, but all the while it's totally invisible. I tried loading the task manager, and it sounded like it loaded but nothing showed on the screen.

I even pressed the Windows button, then pressed up as though to select "Shut Down," then pressed enter. After a brief delay, my desktop faded to greyscale, JUST like if the shutdown/restart dialog were visible.

It seems like some core Windows rendering program is failing to load, but I don't have the first clue how to fix it even after a google search.

What gives?

Update:

I've been poking around to give you guys more to go on, and here's what I've found:

I actually CAN see one type of windows dialog: I can see the dialog that pops up after I right click an icon and press properties. This dialog works fine.

I can also see the recycle bin properties dialog, but not the My Computer dialog.

When I right click on a folder and view its properties there is the normal option to give it an image -- the choose image file dialog shows up just fine and I am able to browse the file system in that way, which seems to be fully accessible and in tact. I can even actually choose an image which shows up correctly on the folder.

Not surprisingly, I cannot "explore" or "search" through the right click menu -- it makes the noise like it's loading, but nothing displays.

More surprisingly, I cannot create a shortcut from the right click menu, and I canot copy+ paste an existing shortcut, although I can move the icons' positions as normal.

I was able to print a file I had on my desktop, but only by blindly pressing enter on what I presume to be the print dialog.

Interestingly, I happen to have had a game CD in the tray, and after a while of poking around (I didn't notice exactly when), the "play game, configuration, etc" splash screen displayed. It's one of those screens that's totally made of images, instead of looking like a normal OS dialog. I tried pressing "configuration" which opens an OS dialog, but it wasn't visible, and it made the splash screen invisible thereafter.


This is definitely bizarre, but it would seem like if I knew the correct files to replace, that I could do it because I have access via safemode to the file system.


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Response Number 7
Name: PMichaud
Date: February 21, 2008 at 14:05:33 Pacific
Reply:

Another quick update: I tried actually pressing "play" on the video game dialog, and it loaded, played all the sounds as though it was running, but showed nothing at all.


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Response Number 8
Name: RWD1996
Date: February 21, 2008 at 14:09:13 Pacific
Reply:

You're right, it is very bizarre. Do you use anything such as WindowBlinds? That might not be the case, but it's possible.

It may even be the graphic card driver messing up. If things work ok in Safe Mode, you could remove it in device manager and reboot to see if that helps. This is a shot in the dark, though.

Have you installed any programs lately?

Dress modestly, it shows people that you care about yourself.


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Response Number 9
Name: PMichaud
Date: February 21, 2008 at 14:18:48 Pacific
Reply:

No, I sure haven't. What I did was I installed 4 new gigs of RAM, and restarted. It worked fine, but of course Win32 can't address the whole lot of it, so I decided to try the /3gb switch to see if photoshop performed better using it. I added the switch, restarted, and it went blank. That's about when I posted the original thread, and since then I've gotten into the recovery console, messed around with the boot.ini file to put it back the way it was (sans /3gb), then this started happening.

So, in summary, I added the 3gb flag and restarted, setting off this whole thing, then I removed the 3gb flag, and it's doing this now instead.


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Response Number 10
Name: RWD1996
Date: February 21, 2008 at 14:38:43 Pacific
Reply:

Remove a stick of RAM and try it.

You could also do a repair install of XP. You won't lose your files, but you will lose the Windows updates.

Dress modestly, it shows people that you care about yourself.


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Response Number 11
Name: trvlr
Date: February 21, 2008 at 15:22:09 Pacific
Reply:

Remember that when you boot up an OS many of its files etc. are "dumped" into RAM... - and if the area of RAM for a given file - be it a driver or whatever... - is flakey/dodgy... then the system will not boot properly. And even if it did boot OK it may well fail to perform properly afterwards...

And also remember that RAM isn't always as good as it ought to be - even when new... Try each single stick in turn and see what happens... Also ensure all the sticks are the same specs etc...

And as in post-10 - if RAM appears to be OK after you have tried all sticks on their own... - a repair of XP "may" resolve it. Although I have a feeling it won't on this occasion; I am still inclined to RAM at this stage...



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Response Number 12
Name: RWD1996
Date: February 21, 2008 at 15:41:36 Pacific
Reply:

I agree with trvlr. But it might be coincidence that somehow a virus messed up the system files at the same time that switch was added in the boot.ini. This to me seems unlikely, but you never know. I too think it could be a RAM problem.

Dress modestly, it shows people that you care about yourself.


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Response Number 13
Name: PMichaud
Date: February 22, 2008 at 06:04:47 Pacific
Reply:

Well, I've tried all my new RAM and my old RAM separately, but there was no change. I don't think it's the RAM -- I had it working with the nwe RAM before I made the change, and my old RAM was perfectly fine before all this.

I've taken it to my local computer repair place -- they know more about this stuff than I do, and they haven't steered me wrong yet! (I'm reminded why I write software instead of messing around with the internals, hah!)

Thanks for all the help -- if they are able to diagnose the actual cause of the issue, I'll post back here as an update just for posterity.


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Response Number 14
Name: trvlr
Date: February 22, 2008 at 09:30:41 Pacific
Reply:

OK... then that does suggest a corrupted set of system-files; and a repair installation would usually resolve that. But first one would be wise to run a "full" virus scan - via an on-line approach, or a Linux-CD, or slaving the drive to working system and scanning it that way.

I hope you have secure copies of all critical data files etc - before you let "the shoppe" have a go. Not infrequently third-party folks are rather casual (even cavalier) about what's one a system prior to their attention and involvement?


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