Mini Profiler not working well, remove it

Gemfile

@@ -50,11 +50,6 @@ gem 'react-rails'
 gem 'browserify-rails'
 gem 'autoprefixer-rails'
 
-gem 'rack-mini-profiler', require: false
-gem 'flamegraph'
-gem 'stackprof'
-gem 'memory_profiler'
-
 group :development, :test do
   gem 'rspec-rails'
   gem 'pry-rails'