After gem update: test fail with "Asset was not declared to be precompiled in production"

After gem update: test fail with "Asset was not declared to be precompiled in production"

ruby-on-rails ruby asset-pipeline sprockets

ruby

Can the rails tmp/cache/assets files be safely deleted?

ruby-on-rails ruby sprockets

ruby

Asset compiling crashing on server environment with: "NoMethodError: undefined method `[]' for nil:NilClass"

ruby ruby-on-rails-4 asset-pipeline sprockets

ruby

Rails4 Sprockets; Asset logical path has no extension

ruby ruby-on-rails-4 sprockets

ruby