Simon Slater wrote: > On Sun, 2007-11-11 at 19:26 -0600, Mikkel L. Ellertson wrote: >> Simon Slater wrote: >>> G'day all, >>> A quick question about a USB stick that is used between FC6, F7 and >>> Win98 boxes. In the last week it has become read-only. I can't change >>> permissions as root. Any file or directory on it that is selected also >>> is tagged with a lock icon and is read-only. How can it be changed to >>> read-write? >>> >> Dumb question - is it read-only in Windows too? If so, does it have >> a little switch hidden away somewhere that makes the drive >> read-only? What does /var/log/messages how when you plug it in? >> >> Mikkel > > Not so dumb. It is read-write in Win98. I looked at /var/log/messages > and could not make sense of it. Here it is: > > Nov 12 12:44:50 Ipex hald: mounted /dev/sda on behalf of uid 500 > Nov 12 12:44:52 Ipex kernel: FAT: Filesystem panic (dev sda) > Nov 12 12:44:52 Ipex kernel: fat_get_cluster: invalid cluster chain > (i_pos 0) > Nov 12 12:44:52 Ipex kernel: File system has been set read-only > > Mean anything to you? > It looks like you need to run dosfsck (Linux) or run a disk test under Windows to fix a bad FAT. "at_get_cluster: invalid cluster chain" is the part that indicates this. The file system is being set to read-only because there are error in the file system. Linux does not like to let you write to a file system that has problems. The error was probably caused by unplugging the drive before everything was written, or by a windows crash. Mikkel -- Do not meddle in the affairs of dragons, for thou art crunchy and taste good with Ketchup!
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