...I solved the problem. Kernel wasnt installed properly. After a reinstallation weverything works like a charme...by rudi63 - Debian
Hi, when I try to create a mirror with raid-functionality of omv 2.26 /kernel 4.6 I get the following error: Fehler #4000: exception 'OMVException' with message 'Failed to execute command 'omv-mkraid /dev/md0 -l mirror -n 2 -N daten /dev/sda /dev/sdb 2>&1': mdadm: /dev/sda appears to be part of a raid array: level=raid0 devices=0 ctime=Thu Jan 1 01:0by rudi63 - Debian