grub-install fails on software RAID

[Thomas Lange]

>>>>> On Wed, 30 Oct 2013 13:25:59 +0100 (CET), "ol at v-brinkmann.de" <ol at v-brinkmann.de> said:

    >     /usr/sbin/grub-probe: Fehler: no such disk.
    >     Auto-detection of a filesystem of /dev/md0 failed.
 
    > The same error occurs if I replace "(md0)" with "(hd0)" or "(hd1)", the only entries in /target/boot/grub/device.map.
Check if you have installed the mdadm package onto your install
client. When I forget this I also get the error message about
"Auto-detection of a filesystem...."

I have to use (hd0) or similar when calling grub-install.
-- 
regards Thomas