While creating report using report_builder in ruby, its giving error as
.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/report_builder-1.9/lib/report_builder/builder.rb:198:in block (2 levels) in get_features': undefined method+' for nil:NilClass (NoMethodError)
from /home/axc29/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/report_builder-1.9/lib/report_builder/builder.rb:197:in each' from /home/axc29/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/report_builder-1.9/lib/report_builder/builder.rb:197:ingroup_by'
from /home/axc29/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/report_builder-1.9/lib/report_builder/builder.rb:197:in block in get_features' from /home/axc29/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/report_builder-1.9/lib/report_builder/builder.rb:132:ineach'
from /home/axc29/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/report_builder-1.9/lib/report_builder/builder.rb:132:in get_features' from /home/axc29/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/report_builder-1.9/lib/report_builder/builder.rb:81:inget_groups'
from /home/axc29/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/report_builder-1.9/lib/report_builder/builder.rb:22:in build_report' from /home/axc29/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/report_builder-1.9/lib/report_builder.rb:76:inbuild_report'
While creating report using report_builder in ruby, its giving error as .rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/report_builder-1.9/lib/report_builder/builder.rb:198:in
block (2 levels) in get_features': undefined method+' for nil:NilClass (NoMethodError) from /home/axc29/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/report_builder-1.9/lib/report_builder/builder.rb:197:ineach' from /home/axc29/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/report_builder-1.9/lib/report_builder/builder.rb:197:ingroup_by' from /home/axc29/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/report_builder-1.9/lib/report_builder/builder.rb:197:inblock in get_features' from /home/axc29/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/report_builder-1.9/lib/report_builder/builder.rb:132:ineach' from /home/axc29/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/report_builder-1.9/lib/report_builder/builder.rb:132:inget_features' from /home/axc29/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/report_builder-1.9/lib/report_builder/builder.rb:81:inget_groups' from /home/axc29/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/report_builder-1.9/lib/report_builder/builder.rb:22:inbuild_report' from /home/axc29/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/report_builder-1.9/lib/report_builder.rb:76:inbuild_report'Please suggest what can be done?