Timothy Murphy wrote: >>Could it be that the partition table has become corrupt (e.g. >>overwritten)? > > But everything seems to be working perfectly; > is that possible if the partition table is corrupt? Yes - the partition table may have been fine when the various file systems were mounted - which could be why all looks OK now. However, if you were to reboot, you may have problems ... Make sure you have backups before doing any changes to the partition table. James Pearson