# Pastebin ZmEqJFQ1
    if [ "${@oe.utils.all_distro_features(d, 'ipv6', 'true', 'false')}" = "false" ]; then
        sed -i 's/UTscapy.py/UTscapy.py -K ipv6/g' //image/usr/lib/no-pn/ptest/run-ptest
    fi
 which triggered exception AttributeError: module 'oe.utils' has no attribute 'all_distro_features'
The variable dependency chain for the failure is: do_install_ptest