Fix bug where old p2p method of getting there by npo doesn't work

app/controllers/campaigns_controller.rb

@@ -117,12 +117,14 @@ class CampaignsController < ApplicationController
 
     if current_user
       @profile = current_user.profile
+      if (@parent_campaign)
         @child_campaign = Campaign.where(
           profile_id: @profile.id,
           parent_campaign_id: @parent_campaign.id
         ).first
       end
     end
+  end
 
   private