Fix rare crash?

Author: LoneWolfHT

mods/other/crafting/gui.lua

@@ -150,7 +150,7 @@ function crafting.result_select_on_receive_results(player, context, fields)
 	elseif fields.next then
 		context.crafting_page = (context.crafting_page or 1) + 1
 		return true
-	elseif fields.search or fields.key_enter_field == "query" then
+	elseif fields.search or fields.key_enter_field == "query" and fields.query then
 		context.crafting_query = fields.query:trim():lower()
 		context.crafting_page  = 1
 		if context.crafting_query == "" then