l3d delete fails with wrong networks

Deleting network ...
traefik_traefik_1
traefik_arocom14
Creating network "_internal" with the default driver
Creating network "_bitsol" with driver "bridge"
Creating network "_bitegra" with driver "bridge"
Creating network "_gannet" with driver "bridge"
Creating network "_mobd" with driver "bridge"
Creating network "_mobk" with driver "bridge"
Creating network "_moba" with driver "bridge"

The leading project name is empty for some reason.