# Pastebin N5TbAH1A
wellum@ubuntu1:~$ sudo ~/source/kolla/tools/build.py -t source horizon cinder keystone ~/source/kolla/etc/kolla/kolla-build.conf --logs-dir ~/source/logs --base-image ubuntu
INFO:kolla.image.build:Found the docker image folder at /home/rwellum/source/kolla/docker
INFO:kolla.image.build:Added image base to queue
INFO:kolla.image.build:Attempt number: 1 to run task: BuildTask(base) 
INFO:kolla.image.build.base:Building
INFO:kolla.image.build.base:Step 1 : FROM ubuntu:7
ERROR:kolla.image.build.base:Error'd with the following message
ERROR:kolla.image.build.base:Tag 7 not found in repository docker.io/library/ubuntu