[broken schema] fix the group_mapping function in case where some standard group isn't found: we currently loop for ever, boring the user by asking ever and ever the same question...

#! /bin/sh -e
 
case "$1" in
    remove)
	if [ -x "/etc/init.d/cubicweb-ctl" ]; then
	    invoke-rc.d cubicweb-ctl stop || true
	fi
    ;;
esac
 
#DEBHELPER#
 
exit 0