Getting the following error. I'm not sure what I'm doing wrong.
cap aborted!
undefined method `to_sym' for [:web]:Array
/home/cap_user/olab-capistrano/lib/capistrano/configuration/servers/role_filter.rb:25:in `each'
/home/cap_user/olab-capistrano/lib/capistrano/configuration/servers/role_filter.rb:25:in `flat_map'
/home/cap_user/olab-capistrano/lib/capistrano/configuration/servers/role_filter.rb:25:in `required'
/home/cap_user/olab-capistrano/lib/capistrano/configuration/servers/role_filter.rb:15:in `roles'
/home/cap_user/olab-capistrano/lib/capistrano/configuration/servers/role_filter.rb:11:in `for'
/home/cap_user/olab-capistrano/lib/capistrano/configuration/servers.rb:45:in `fetch_roles'
/home/cap_user/olab-capistrano/lib/capistrano/configuration/servers.rb:18:in `roles_for'
/home/cap_user/olab-capistrano/lib/capistrano/configuration.rb:49:in `roles_for'
/home/cap_user/olab-capistrano/lib/capistrano/dsl/env.rb:43:in `roles'
/home/cap_user/olab-capistrano/lib/capistrano/dsl.rb:14:in `invoke'
/home/cap_user/olab-capistrano/lib/capistrano/dsl/task_enhancements.rb:12:in `block in after'
/home/cap_user/olab-capistrano/lib/capistrano/dsl.rb:14:in `invoke'
/home/cap_user/olab-capistrano/lib/capistrano/tasks/framework.rake:65:in `block (2 levels) in <top (required)>'
/home/cap_user/olab-capistrano/lib/capistrano/tasks/framework.rake:64:in `each'
/home/cap_user/olab-capistrano/lib/capistrano/tasks/framework.rake:64:in `block in <top (required)>'
/home/cap_user/olab-capistrano/lib/capistrano/application.rb:12:in `run'
/home/cap_user/olab-capistrano/bin/cap:3:in `<top (required)>'
Tasks: TOP => deploy:assets:precompile
(See full trace by running task with --trace)
The deploy has failed with an error: #<NoMethodError: undefined method `to_sym' for [:web]:Array>