RuntimeError: Unknown order for executing signup choices: nil (RuntimeError)

[sentry]

Sentry Issue: INTERCODE-TB

RuntimeError: Unknown order for executing signup choices: nil (RuntimeError)
  app/services/execute_ranked_choice_signup_round_service.rb:62:in `ordered_user_con_profiles'
    raise "Unknown order for executing signup choices: #{signup_round.ranked_choice_order.inspect}"
  app/services/execute_ranked_choice_signup_round_service.rb:70:in `block in ExecuteRankedChoiceSignupRoundService#execute_pass'
    user_con_profiles = ordered_user_con_profiles.to_a
  app/services/execute_ranked_choice_signup_round_service.rb:69:in `execute_pass'
    ActiveRecord::Base.transaction do
  app/services/execute_ranked_choice_signup_round_service.rb:36:in `block (2 levels) in ExecuteRankedChoiceSignupRoundService#inner_call'
    executed_choices_this_pass = execute_pass(pass_number)
  app/services/execute_ranked_choice_signup_round_service.rb:35:in `block in ExecuteRankedChoiceSignupRoundService#inner_call'
    loop do
...
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