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`