diff --git a/src/library.cr b/src/library.cr
index b859485..68bd765 100644
--- a/src/library.cr
+++ b/src/library.cr
@@ -212,6 +212,7 @@ class Title
 		page / entry_obj.pages
 	end
 	def load_percetage(username)
+		return 0 if @entries.empty?
 		read_pages = total_pages = 0
 		@entries.each do |e|
 			read_pages += load_progress username, e.title