Comments command error

[EminDemiri]

3llo > Board > card comments #6 Traceback (most recent call last): 14: from /usr/local/bin/3llo:23:in

'
13: from /usr/local/bin/3llo:23:in load' 12: from /Library/Ruby/Gems/2.6.0/gems/3llo-1.2.0/bin/3llo:9:in <top (required)>'
11: from /Library/Ruby/Gems/2.6.0/gems/3llo-1.2.0/lib/3llo/application.rb:36:in start' 10: from /Library/Ruby/Gems/2.6.0/gems/3llo-1.2.0/lib/3llo/controller.rb:23:in start'
9: from /Library/Ruby/Gems/2.6.0/gems/3llo-1.2.0/lib/3llo/controller.rb:23:in loop' 8: from /Library/Ruby/Gems/2.6.0/gems/3llo-1.2.0/lib/3llo/controller.rb:28:in block in start'
7: from /Library/Ruby/Gems/2.6.0/gems/3llo-1.2.0/lib/3llo/controller.rb:49:in execute_command!' 6: from /Library/Ruby/Gems/2.6.0/gems/3llo-1.2.0/lib/3llo/command.rb:14:in execute'
5: from /Library/Ruby/Gems/2.6.0/gems/3llo-1.2.0/lib/3llo/command.rb:54:in build_command' 4: from /Library/Ruby/Gems/2.6.0/gems/3llo-1.2.0/lib/3llo/command/card.rb:36:in execute'
3: from /Library/Ruby/Gems/2.6.0/gems/3llo-1.2.0/lib/3llo/command/card/comments.rb:11:in execute' 2: from /Library/Ruby/Gems/2.6.0/gems/3llo-1.2.0/lib/3llo/api/card.rb:86:in list_comments'
1: from /Library/Ruby/Gems/2.6.0/gems/3llo-1.2.0/lib/3llo/api/card.rb:86:in map' /Library/Ruby/Gems/2.6.0/gems/3llo-1.2.0/lib/3llo/api/card.rb:90:in block in list_comments': uninitialized constant Tr3llo::API::Card::DateTime (NameError)`