Something when horribly wrong: cannot load such file -- active_record/associations/preloader

[kwerle]

E, [2020-01-30T00:55:19.081012 #1] ERROR -- : Something when horribly wrong: cannot load such file -- active_record/associations/preloader
E, [2020-01-30T00:55:19.081201 #1] ERROR -- : Backtrace:
/usr/local/bundle/gems/activesupport-5.2.4.1/lib/active_support/dependencies.rb:291:in require' /usr/local/bundle/gems/activesupport-5.2.4.1/lib/active_support/dependencies.rb:291:in block in require'
/usr/local/bundle/gems/activesupport-5.2.4.1/lib/active_support/dependencies.rb:257:in load_dependency' /usr/local/bundle/gems/activesupport-5.2.4.1/lib/active_support/dependencies.rb:291:in require'
/usr/local/bundle/gems/activerecord-5.2.4.1/lib/active_record/relation.rb:589:in build_preloader' /usr/local/bundle/gems/activerecord-5.2.4.1/lib/active_record/relation.rb:567:in block (2 levels) in exec_queries'
/usr/local/bundle/gems/activerecord-5.2.4.1/lib/active_record/relation.rb:566:in each' /usr/local/bundle/gems/activerecord-5.2.4.1/lib/active_record/relation.rb:566:in block in exec_queries'
/usr/local/bundle/gems/activerecord-5.2.4.1/lib/active_record/relation.rb:584:in skip_query_cache_if_necessary' /usr/local/bundle/gems/activerecord-5.2.4.1/lib/active_record/relation.rb:547:in exec_queries'
/usr/local/bundle/gems/activerecord-5.2.4.1/lib/active_record/association_relation.rb:34:in exec_queries' /usr/local/bundle/gems/activerecord-5.2.4.1/lib/active_record/relation.rb:422:in load'
/usr/local/bundle/gems/activerecord-5.2.4.1/lib/active_record/relation.rb:200:in records' /usr/local/bundle/gems/activerecord-5.2.4.1/lib/active_record/relation/delegation.rb:71:in each'
/app/lib/ruby_language_server/completion.rb:76:in map' /app/lib/ruby_language_server/completion.rb:76:in scope_completions'
/app/lib/ruby_language_server/completion.rb:62:in scope_completions_in_target_context' /app/lib/ruby_language_server/completion.rb:33:in completion'
/app/lib/ruby_language_server/project_manager.rb:105:in completion_at' /app/lib/ruby_language_server/server.rb:111:in on_textDocument_completion'
/app/lib/ruby_language_server/io.rb:63:in block in process_request' /app/lib/ruby_language_server/io.rb:62:in synchronize'
/app/lib/ruby_language_server/io.rb:62:in process_request' /app/lib/ruby_language_server/io.rb:12:in block in initialize'
/app/lib/ruby_language_server/io.rb:11:in loop' /app/lib/ruby_language_server/io.rb:11:in initialize'
/app/lib/ruby_language_server/application.rb:27:in new' /app/lib/ruby_language_server/application.rb:27:in start'
/app/exe/ruby_language_server:9:in `

'