Why don't you run hotplug-diskmount directly in a terminal an see what is the message, if any?
- Mount HDD USB on 6.0 Stable: Fail Stephane HUC "CIOTBSD"
- Re: Mount HDD USB on 6.0 Stable: Fai... David Coppa
- Re: Mount HDD USB on 6.0 Stable:... Stephane HUC "CIOTBSD"
- Re: Mount HDD USB on 6.0 Stable: Fai... David Coppa
- Re: Mount HDD USB on 6.0 Stable:... Alexey Vatchenko
- Re: Mount HDD USB on 6.0 Stable:... Stephane HUC "CIOTBSD"
- Re: Mount HDD USB on 6.0 Stable: Fai... Mihai Popescu
- Re: Mount HDD USB on 6.0 Stable:... Stephane HUC "CIOTBSD"