rep content is not exit

app/controllers/games_controller.rb

@@ -490,7 +490,10 @@ class GamesController < ApplicationController
     uid_logger("--rep_content: path is #{path}")
     begin
       @content = git_fle_content(@myshixun.repo_path, path) || ""
-    rescue
+    rescue Exception => e
+      if e.status == -1
+        tip_exception(-3, "#{e.message}")
+      end
       if params[:retry].to_i == 1
         begin
           begin