• Object#block in <main> (pry):21
    • Student#__temp__7656e6465627 $GemPath0/gems/activerecord-5.1.2/lib/active_record/attribute_methods/read.rb:34
      • Student#_read_attribute $GemPath0/gems/activerecord-5.1.2/lib/active_record/attribute_methods/read.rb:70
        • String#to_s $GemPath0/gems/activerecord-5.1.2/lib/active_record/attribute_methods/read.rb:71
        • ActiveRecord::AttributeSet#fetch_value $GemPath0/gems/activerecord-5.1.2/lib/active_record/attribute_set.rb:44
          • ActiveRecord::AttributeSet#[] $GemPath0/gems/activerecord-5.1.2/lib/active_record/attribute_set.rb:12
            • ActiveRecord::LazyAttributeHash#[] $GemPath0/gems/activerecord-5.1.2/lib/active_record/attribute_set/builder.rb:41
          • ActiveRecord::Attribute::FromDatabase#value $GemPath0/gems/activerecord-5.1.2/lib/active_record/attribute.rb:36