Learn ruby on rails something wrong Bass Music

run db:migrate
bash: run: command not found
$ bundle exec rake db:seed
Could not locate Gemfile or .bundle/ directory
$ bundle exec rake db:seed
Could not locate Gemfile or .bundle/ directory
$ bundle install
Could not locate Gemfile
$ run db:migrate
bash: run: command not found
bash is not there sometimes it then it isn’t

please Fix Candy Wormdahl