./launcher Rebuild App Failed During `rake themes:update assets:precompile`

[Falco]

Looks like you need to follow this here:

Error when "./discourse rebuild app" due to theme error

I’ve managed to fix this issue by performing following steps: Edit containers/app.yml to comment out all but postgres template service Run ./launcher rebuild app then ./launcher enter app Once in, I jump into postgres console su - postgres then psql Once in postgres, I do \c discourse then SELECT * FROM themes and find out the faulty Alternative Logo theme has the ID of 11. Next I delete that with DELETE FROM themes WHERE id=11 then quit the console with \q Exit the container by exit then u…