add steve target check

main.rb

@@ -100,7 +100,6 @@ loop do
   sleep timer
   t = Time.new
   if t.hour < 9 and t.hour > 2
-    puts t.hour
     logger.info("skipping send cuz it's late")
     next
   end
@@ -110,6 +109,10 @@ loop do
     next
   end
   steve = bot.users[sid]
+  if steve == nil
+    logger.warn("Tried to get Steve #{sid} but failed, skipping")
+    next
+  end
   logger.info("sending submission #{msg.id}")
   if msg.local
     steve.send_file(File.open(msg.content,'r'))