String can't be coerced into Float due to WikiUrl

[dgroup]

TypeError: String can't be coerced into Float
        /usr/local/bundle/gems/activesupport-6.1.3/lib/active_support/core_ext/enumerable.rb:244:in `+'
        /usr/local/bundle/gems/activesupport-6.1.3/lib/active_support/core_ext/enumerable.rb:244:in `sum'
        /usr/local/bundle/gems/activesupport-6.1.3/lib/active_support/core_ext/enumerable.rb:244:in `sum'
        /usr/local/bundle/gems/activesupport-6.1.3/lib/active_support/core_ext/enumerable.rb:41:in `sum'
        /usr/local/bundle/gems/activesupport-6.1.3/lib/active_support/core_ext/enumerable.rb:246:in `sum'
        /lazylead/lib/lazylead/task/accuracy/accuracy.rb:49:in `run'
        /lazylead/lib/lazylead/model.rb:108:in `exec'
        /lazylead/lib/lazylead/model.rb:192:in `exec'
        /lazylead/lib/lazylead/schedule.rb:53:in `block (2 levels) in register'
        /usr/local/bundle/gems/activerecord-6.1.3/lib/active_record/connection_adapters/abstract/connection_pool.rb:462:in `with_connection'
        /lazylead/lib/lazylead/schedule.rb:49:in `block in register'
        /usr/local/bundle/gems/rufus-scheduler-3.8.0/lib/rufus/scheduler/jobs_core.rb:233:in `block in do_call'
        /usr/local/bundle/gems/rufus-scheduler-3.8.0/lib/rufus/scheduler.rb:130:in `around_trigger'
        /usr/local/bundle/gems/rufus-scheduler-3.8.0/lib/rufus/scheduler/jobs_core.rb:232:in `do_call'
        /usr/local/bundle/gems/rufus-scheduler-3.8.0/lib/rufus/scheduler/jobs_core.rb:280:in `trigger_now'
        /usr/local/bundle/gems/rufus-scheduler-3.8.0/lib/rufus/scheduler/jobs_core.rb:331:in `block (3 levels) in start_work_thread'
        /usr/local/bundle/gems/rufus-scheduler-3.8.0/lib/rufus/scheduler/jobs_core.rb:334:in `block (2 levels) in start_work_thread'
        /usr/local/bundle/gems/rufus-scheduler-3.8.0/lib/rufus/scheduler/jobs_core.rb:317:in `loop'
        /usr/local/bundle/gems/rufus-scheduler-3.8.0/lib/rufus/scheduler/jobs_core.rb:317:in `block in start_work_thread'