gtkpod permissions problem

[Rem P Roberti]

> 
> > >
> > > > I have installed gtkpod for use with my Nano, but I'm having a problem
> > > > when trying to add files.  The Nano is mounted at /mnt/ipod, and when I
> > > > try to add a file I get a message similar to this:
> > > >
> > > > Transfer of 'Petite Fleur' failed. Error opening
> > > > '/mnt/ipod/iPod_Control/Music/F00/gtkpod795096.mp3' for writing
> > > > (Permission denied).
> > > >
> > > > The file, in this case Petite Fleur, shows up in gtkpod, but it can't
> > be
> > > > written to the Nano.  This obviously looks like a permissions problem,
> > > > but I can't figure out its cause.
> > >
> > > Look at the permissions on that file, and the directory containing it,
> > > and the mount point.  I'm sure at least one of them isn't sufficiently
> > > permitted to the user running gtkpod.
> >
> > You were quite right.  I was dealing with a Nano that already had files
> > on it installed by iTunes.  Nothing that I could do, even as root, would
> > allow me to change the permissions of /mnt/ipod.  To make a long story
> > short, I cleared the Nano of all previously installed files, and started
> > from zero with gtkpod and now everything works smoothly.  I'm still not
> > sure why I wasn't able to change the permissions of the mounted Nano as
> > su, but I guess that is typical when dealing with mounted devices.
> >
> 
> Depending on the filesystem of the iPod itself -- for example an MSDOS/FAT
> format will set a UID/GID on mount, and no chown will hold.
> 
> umount /mnt/ipod
> chown root:wheel /mnt/ipod
> chmod 0777 /mnt/ipod
> # optionally, set it sticky bit, chmod 1777 /mnt/ipod
> mount /dev/ipod /mnt/ipod
> 
> 
> now try to access the files.
> 
> I am aware the problem was previously fixed, but for the archives among
> other reasons, I felt compelled to reply.

Thanks for the reply, but I am unable to get this to work regardless of the
method employed.  Every time I try to change the permissions I get an
error message telling me that I am using an "invalid argument".

--Rem