Mark Grieveson wrote at 2009-10-15 09:32 -0500: > Hello. Files on my usb-key (or flash drive, or whatever the correct > terminology is for these things) are locked for editing by an unknown > user (they're read only). I'm not sure what's causing this, but it > seems to have happened after I used it to give a presentation at the > college I go to. I had a power-point that was created by Impress, and > had an mpg file that was created by the program tovid (tovidgui) from a > youtube (flv) video I obtained from youtube. When I tried to open > the tovid created mpg file, I received a message stating that the > system was unable to determine which program had created this file, > and, thus, would not open the file. Since then, I've noticed that all > files on the usb-key are read only, even though my user is the owner > (and the group) of the files. I can't edit or even delete files from it > (even with root user). Does anyone know what may be going on? Or, can > someone suggest something I can do to better diagnose the issue? I'm > not actually sure it has anything to do with the school presentation > (which was given on a Windows computer -- I have used this usb-key on > other Windows computers before without an issue). The usb/flash drive probably has the FAT32 filesystem on it, which does not support permissions. Is it listed in /etc/fstab? The 'owner' option there might fix your problem.
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