Vu Tran

+1

Have the same problem! ``` /Users/admin/.rbenv/versions/2.7.2/lib/ruby/gems/2.7.0/gems/closure_tree-7.2.0/lib/closure_tree/support.rb:36: warning: already initialized constant UserHierarchy /Users/admin/.rbenv/versions/2.7.2/lib/ruby/gems/2.7.0/gems/closure_tree-7.2.0/lib/closure_tree/support.rb:36: warning: previous definition of UserHierarchy was here ``` **ruby:** 2.7.2 **rails:** 6.0.3.4 **closure_tree:** 7.2.0