Paul, for your future reference, those errors around the invocation of os-prober are totally irrelevant - they're just artifacts of os-prober trying to mount filesystem as each possible filesystem type in turn. Please ignore them.
Paul, for your future reference, those errors around the invocation of os-prober are totally irrelevant - they're just artifacts of os-prober trying to mount filesystem as each possible filesystem type in turn. Please ignore them.