Digging a bit I realized that my data HDD wasn't available anymore (it happens sometimes). After a reboot, everything looks fine so this error may occur really rarely (but an error message would be nicer than a crash :) ).
Digging a bit I realized that my data HDD wasn't available anymore (it happens sometimes). After a reboot, everything looks fine so this error may occur really rarely (but an error message would be nicer than a crash :) ).