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Help booting from USB - getting error "Missing operating system"

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...i meant make_bootable.bat.. my bad.  :-[

The volume IS labeled UNRAID, that I'm sure of, but could it be something else we've missed?
I noticed your localization is set to something other than english, is it possible the letters UNRAID do not map to the same ASCII characters in your localization?

Quite possible, yes. I'm not totally sure how to deal with that problem but so far everything is working. Now I'm trying to figure out how to preclear the disks...  :)

  • 3 weeks later...

It is a language issue, make_bootable.bat is parsing the output of "vol" and using column six for the label name. The output on your system is "Volymen i enhet E har etiletten UNRAID" The english phrase it is expecting is "Volume in drive E is UNRAID" The word "etiletten" is in the sixth column so there is no match to "UNRAID".

 

Edit make_bootable.bat by changing set label=%%6 to set label=%%7

 

PB

 

It is a language issue, make_bootable.bat is parsing the output of "vol" and using column six for the label name. The output on your system is "Volymen i enhet E har etiletten UNRAID" The english phrase it is expecting is "Volume in drive E is UNRAID" The word "etiletten" is in the sixth column so there is no match to "UNRAID".

 

Edit make_bootable.bat by changing set label=%%6 to set label=%%7

 

PB

 

That does actually make sense, I'll give it a try someday with an other USB stick and let you guy know how it turned out. So far my install from above is running perfect.

  • 1 month later...

Kim_SV

 

Im have the exact problem. is there a way to do this on a mac. i do not have accuse to a win computer.

 

Thanks

You can try this, but I've not tested this with unRAID.

 

Format the flash drive with Disk Utilities: Create a Single partition of type FAT(MSDOS).  Make sure that Master Boot Record is selected in Options. Name it UNRAID.

 

Unmount the drive. Select the UNRAID partition and click Info. Copy the Disk Identifier, e.g., disk4s1.

 

Open a terminal.

 

Enter: "sudo newfs_msdos -F 32 -v UNRAID -c 1 /dev/disk4s1". Make sure to use the correct disk identifier!!!

 

This will make a FAT32 partition with a smaller cluster size and may enhance compatibility.

To be hounest, the makeboot.bat file never worked for me as well, i just run syslinux by hand...

 

Same with me ... I got the same error in the beginning, broke down the BAT file and run the utility by hand.

Seems like the utility have problem working if you're not using English as OS language.

iv tired "sudo newfs_msdos -F 32 -v UNRAID -c 1 /dev/disk4s1" and i i get is resource busy.

 

What utility are you using to work on BAT

 

 

iv tired "sudo newfs_msdos -F 32 -v UNRAID -c 1 /dev/disk4s1" and i i get is resource busy.

 

What utility are you using to work on BAT

 

Is the flash unmounted? Is disk4s1 the correct identifier for your system?  disk4s1 was the identifier on my system. Yours may not be the same.

what do you mean "unmounted"

 

Disk 4s1 is not my identifier. sorr i just copied your text. i had changed it how ever when i ran it. im disk1s1

You can try this, but I've not tested this with unRAID.

 

Format the flash drive with Disk Utilities: Create a Single partition of type FAT(MSDOS).  Make sure that Master Boot Record is selected in Options. Name it UNRAID.

 

Unmount the drive. Select the UNRAID partition and click Info. Copy the Disk Identifier, e.g., disk4s1.

 

Open a terminal.

 

Enter: "sudo newfs_msdos -F 32 -v UNRAID -c 1 /dev/disk4s1". Make sure to use the correct disk identifier!!!

 

This will make a FAT32 partition with a smaller cluster size and may enhance compatibility.

 

Which part of this is unclear?

You can try this, but I've not tested this with unRAID.

 

Format the flash drive with Disk Utilities: Create a Single partition of type FAT(MSDOS).  Make sure that Master Boot Record is selected in Options. Name it UNRAID.

 

Unmount the drive. Select the UNRAID partition and click Info. Copy the Disk Identifier, e.g., disk4s1.

 

Open a terminal.

 

Enter: "sudo newfs_msdos -F 32 -v UNRAID -c 1 /dev/disk4s1". Make sure to use the correct disk identifier!!!

 

This will make a FAT32 partition with a smaller cluster size and may enhance compatibility.

 

Which part of this is unclear?

 

it is all clear i guess.

but when i run the line in terminal i just get "resource Busy"

 

Did you unmount the drive with Disk Utility?

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