ArgumentError in CommunitiesController#show

comparison of ActiveSupport::TimeWithZone with nil failed

Extracted source (around line #127):
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@community = Community.friendly.find(params[:id])
@community_discussion = Kaminari.paginate_array(@community.topics.includes(:posts, :user).sort_by{|topic| topic.last_updated}.reverse).page(params[:page]).per(10)
end

Rails.root: /var/app/current

Application Trace | Framework Trace | Full Trace

Request

Parameters:

{"news_link_direction"=>"asc",
 "news_link_sort"=>"title",
 "resource_direction"=>"desc",
 "resource_sort"=>"title",
 "id"=>"autism"}

Response

Headers:

None