If you get an error that looks like this when you try to setup Instructure Canvas:
API Documentation successfully generated in public/doc/api See public/doc/api/index.html --> Finished: 'Generate documentation [yardoc]' in 57.496207991000006 --> Compiling React JSX finished in 46.748775163999994 rake aborted! Undumpable Exception -- #<EOFError: end of file reached> /Users/jbasdf/.rvm/gems/ruby-2.3.1/gems/parallel-1.4.1/lib/parallel.rb:63:in `work' /Users/jbasdf/.rvm/gems/ruby-2.3.1/gems/parallel-1.4.1/lib/parallel.rb:280:in `block (4 levels) in work_in_processes' /Users/jbasdf/.rvm/gems/ruby-2.3.1/gems/parallel-1.4.1/lib/parallel.rb:447:in `with_instrumentation' /Users/jbasdf/.rvm/gems/ruby-2.3.1/gems/parallel-1.4.1/lib/parallel.rb:279:in `block (3 levels) in work_in_processes' /Users/jbasdf/.rvm/gems/ruby-2.3.1/gems/parallel-1.4.1/lib/parallel.rb:273:in `loop' /Users/jbasdf/.rvm/gems/ruby-2.3.1/gems/parallel-1.4.1/lib/parallel.rb:273:in `block (2 levels) in work_in_processes' /Users/jbasdf/.rvm/gems/ruby-2.3.1/gems/parallel-1.4.1/lib/parallel.rb:138:in `block (2 levels) in in_threads' </pre>You might also see:
--> Generating plugin extensions finished in 0.009236606999991182 --> Pre-compiling ember handlebars templates --> Creating ember app bundles finished in 0.025332288000001313ll_resources.html...... module.js:338 throw err; </pre>Fix it:
cd into `canvas-lms/gems/canvas_i18nliner` `rm -rf node_modules` `npm install`