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BackTrack 4 Howto Tutorials and Howtos about BackTrack 4 (NOT for requesting tutorials or how to do anything)

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  #101 (permalink)  
Old 09-24-2009, 03:32 PM
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Hi Guys, Love the videos and the tutorials, I almost have mine down pat and working.

Just one problem is booting the persistent usb install

I've edited my grub menu.lst

and then when I reboot and select it I keep getting

Code:
Error 19: Linux kernel must be loaded before initrd
I'm using the BT4 Pre final and have writtent down all the instructions from the video to get a usb install.....


Mine just isn't persistent...... in that I lose my settings every time I reboot


any help please would be appreciated

O.k.

Again I have been at this for hours with BT4 PFR

Installing to the usb and getting it to boot isn't a problem, works every time. But I would like to know why I lose everything each time I reboot???

What do I have to add to my grub menu or partition table to make this thing keep the changes i make...

I've searched heaps of places and some of the tutes talk of BT4beta, or BT3

but I thought the whole Idea of installing it to the USB was to have a portable system, that you could carry with you and boot up from where you left off, as opposed to >boot usb, install tools you need>>>>update MSF> well I think you get my picture

I'm trying to sound rude, and I apologise if I do.. really but does someone have a simple from start to finish on how to get it to simply boot and save the changes I make???? there would be a lot of noobs out there who would be looking for the same.


cheers
PS I really love all the work the BT team have put into this

Hi Forget the rant earlier, I followed the tutorial one more time just for good luck and guess what.... it worked...


sorry if I offended anyone



yes to correct myself the usb install works fine and saves changes....... forget my rantingss

cheers

Last edited by balding_parrot; 09-26-2009 at 02:31 AM.
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  #102 (permalink)  
Old 10-16-2009, 07:40 AM
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Quote:
Originally Posted by mrsoft47 View Post
Hi Guys, Love the videos and the tutorials, I almost have mine down pat and working.

Just one problem is booting the persistent usb install

I've edited my grub menu.lst

and then when I reboot and select it I keep getting

Code:
Error 19: Linux kernel must be loaded before initrd
I'm using the BT4 Pre final and have writtent down all the instructions from the video to get a usb install.....


Mine just isn't persistent...... in that I lose my settings every time I reboot


any help please would be appreciated

O.k.

Again I have been at this for hours with BT4 PFR

Installing to the usb and getting it to boot isn't a problem, works every time. But I would like to know why I lose everything each time I reboot???

What do I have to add to my grub menu or partition table to make this thing keep the changes i make...

I've searched heaps of places and some of the tutes talk of BT4beta, or BT3

but I thought the whole Idea of installing it to the USB was to have a portable system, that you could carry with you and boot up from where you left off, as opposed to >boot usb, install tools you need>>>>update MSF> well I think you get my picture

I'm trying to sound rude, and I apologise if I do.. really but does someone have a simple from start to finish on how to get it to simply boot and save the changes I make???? there would be a lot of noobs out there who would be looking for the same.


cheers
PS I really love all the work the BT team have put into this

Hi Forget the rant earlier, I followed the tutorial one more time just for good luck and guess what.... it worked...


sorry if I offended anyone



yes to correct myself the usb install works fine and saves changes....... forget my rantingss

cheers
Hey, i also have the same problem.

If i choose persistent mode, i get the same error.

I am still unclear about the grub entry of that one.
made the changes as per the video. removed the kernel line and i typed

$ quiet vga=0x317

After this also , same problem. not able to boot into persistent mode. still get the error 19. I have installed the grub multiple times.

Could anyone paste the grub entries for the persistent USB. I will copy and paste it in my system.

Last edited by tracker01; 10-16-2009 at 08:53 AM. Reason: forgot to add one thing
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  #103 (permalink)  
Old 10-19-2009, 02:43 PM
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Posts: 1
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Thanks for useful information!

My USB 32G flash drive contain now:
  • Mini-Xp from Hiren’s boot CD
  • Knoppix
  • Puppy Linux
  • DOS (Yes!)
  • BackTrack Live
I've just resized my Fat32 partition and then created an empty ext2 partition.
I followed another interesting description for USB multiboot with BackTrack realwindfall.blogspot.com/2009/10/backtrack-in-usb-multiboot-list.html
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  #104 (permalink)  
Old 10-19-2009, 09:29 PM
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I've done the alternative steps on a 4gb sd card, two times, step by step carefully, but I still got the same error, kernel panic - not sycing.
the iso file md5 is correct.
I've made the HardDrive installation, it have the same error.
I just need to know what to do, i've done a lot so anything that let me use backtrack witout getting this error shoud me great.
this error just appear in time-space from nothing when i'm using bt OR when i try to update.
sorry for my bad english.
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  #105 (permalink)  
Old 10-20-2009, 10:52 PM
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Posts: 8
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Hi I could not try install.sh because I didnt burn the iso (I didnt have any clear DVDs and it was late in the night ) so I tried the two video tutorials to install BT4 on my 2G flash...none of them worked for me..next I tried unetbootin from windows but no success - Boot Error.
Because I never used grub before (or at least I cant remember) but I wanted to try it so I started to search the web about GRUB install..until I found what I needed (first result from Google "grub usb install" - http www freesoftwaremagazine.com/articles/grub_intro/) and it worked..so here it is:

I had BT3 on my other usb without GRUB so first I needed to install it - ftp alpha.gnu.org/gnu/grub/

I didnt partition the flashdisk (I need it under win) so just formatted to FAT32
Code:
mkfs.vfat -F 32 -n BT4 /dev/sdc1 #sdc1 was my 2G usb
Next copied the contents of the iso onto it
Code:
rsync -avh /mnt/tmp/ /mnt/sdc1/ #I mounted the iso on /mnt/tmp and the usbflash on /mnt/sdc1
And now I copied the files stage{1,2} and fat_stage1_5 (for the FAT filesystem) from /usr/lib/grub/i386-pc/ to the usb onto the directory boot/grub
Code:
cp -v /usr/lib/grub/i386-pc/stage{1,2} /mnt/sdc1/boot/grub/
cp -v /usr/lib/grub/i386-pc/fat_stage1_5 /mnt/sdc1/boot/grub/
rm /mnt/sdc1/boot/grub/stage2_eltorito #Im not sure if this is needed but I removed it
so by now everything is set up for the GRUB install - start grub
Code:
grub
to check which drives have the needed files
Code:
grub> find /boot/grub/stage1
(hd1,0)
(hd2,0)
I see my two flashdisks now (the one from Im running BT3, and the one which I want to set up
To make sure hd2 is the right one I used TAB completion
Code:
grub> find (hd2,0)/cas #pressed <TAB>
grub> find (hd2,0)/casper/ #and yes it is correct
To install GRUB I did the following:
Code:
grub> root (hd2,0)
grub> setup (hd2)
That was all. Rebooted and it worked OK.

PS: You can modify menu.lst if you want..

Hmm..tried to reinstall it once again just to confirm the above described method works and it I failed to boot..tried several times with partitions created in win in linux but no luck, tried on 2 different USBs and even to change the disk geometrics but nothing again..Until I figure out what was the problem Im using syslinux which booted right away without problems..

Last edited by archangel.amael; 10-21-2009 at 09:57 PM. Reason: Double Post
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  #106 (permalink)  
Old 10-21-2009, 09:57 PM
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  #107 (permalink)  
Old 10-27-2009, 10:57 AM
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To all having trouble installing BT4PF and using this thread as a guide. I am sorry to say that I am not able to troubleshoot individual problems at the time, and will not be for at least a couple of more months (doing the CCNA and don't want to split my focus.

@archangel.amael

Congrats on your moderatorship (or should I say condolances ). I'm sure you'll make a damn fine mod!
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  #108 (permalink)  
Old 10-28-2009, 05:25 PM
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Dear all,

New to this, but not a total noobness on linux I followed the 1st method.

From usb sda (with netbootin) I ran the LiveCD

installed to 2nd USB stick (sdc as sdb seemed to be my hdd i wish to bypass) , where I also installed Grub on sdc1 according to step 7 of installer


I did not remove any entry in grub menu as none seemed irrelevant.

Thing is when I try to boot from the stick, all i get is a blinking _ (not even Grub>_prompt) and nothing happens.

Any ideas?

Last edited by dnerve; 10-28-2009 at 11:06 PM.
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  #109 (permalink)  
Old 10-29-2009, 09:41 PM
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For my delima, (installing BT4 on a netbook) I'm going to need to put the ISO as is on the flash drive, add a boot loader, boot from the flashy and go from there?
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  #110 (permalink)  
Old 11-09-2009, 04:52 PM
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Default Problem with vista os after bt4 usb install

This weekend I got an 8gb flash drive, followed all the instructions and it worked beautifully and i have absolutely no issues booting up bt4 off of my usb drive. Although when I shutdown the computer and then try booting it up so i can use Vista it doesn't allow me to. I get a message that says " GRUB loading stage 1.5" then it says "GRUB loading, please wait.... " then i get " error 21". I can not figure out what happened and where im going wrong but i definately need to get my vista working (as much as i hate microsoft) but all of my college work, and computer programs that i need for class are on my vista. Im lost idk what to do. please, please help me. i appreciate it soo much! thanx guys.
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