Setting up openssh-server (4.3p2-3) ...
useradd: invalid numeric argument 'nogroup'
adduser: `/usr/sbin/useradd -d /var/run/sshd -g nogroup -s /usr/sbin/nologin -u 106 sshd' returned error code 3. Exiting.
dpkg: error processing openssh-server (--configure):
 subprocess post-installation script returned error exit status 1
Errors were encountered while processing:
 openssh-server
E: Sub-process /usr/bin/dpkg returned an error code (1)