I was going to report the same error.
And yes, manually unmounting works.
I was afraid that perhaps it would matter whether Nautilus was open to that drive, but it doesn't. Manually unmounting always seems to work.
I was going to report the same error.
And yes, manually unmounting works.
I was afraid that perhaps it would matter whether Nautilus was open to that drive, but it doesn't. Manually unmounting always seems to work.