can not do rm on a file

[Steve Flynn]

On Fri, Jan 7, 2011 at 9:16 PM, Tapas Mishra <mightydreams at gmail.com> wrote:
> This is the most frustrating problem I have ever faced and posting here.
> I have a file file.something ls -l output
>
> -rwxr-xr-x 1 tapas tapas        30 2010-10-06 20:14 file1.txt
> -rwxr-xr-x 1 tapas tapas 441712640 2011-01-08 02:40 file2.exe
>
> now I do as root
>
> rm file2.exe
> rm: cannot remove `file2.exe': Read-only file system
>
> How is this possible inspite of the read write permissions I am not
> able to delete it I have tried it doing as root even.
> The OS is 10.04 64 bit.

Which device is this file one? Please give the mount line for this device.

-- 
Steve
When one person suffers from a delusion it is insanity. When many
people suffer from a delusion it is called religion.

09 F9 11 02 9D 74 E3 5B D8 41 56 C5 63 56 88 C0