diff --git a/LICENSE b/LICENSE
index 2b9b385e..04a210b9 100644
--- a/LICENSE
+++ b/LICENSE
@@ -121,4 +121,4 @@ You may obtain a copy of Mulan PSL v2 at:
 THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
 EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
 MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
-See the Mulan PSL v2 for more details.
\ No newline at end of file
+See the Mulan PSL v2 for more details.
diff --git a/app/controllers/compare_controller.rb b/app/controllers/compare_controller.rb
index 4027b0f5..99c8ddbf 100644
--- a/app/controllers/compare_controller.rb
+++ b/app/controllers/compare_controller.rb
@@ -29,6 +29,7 @@ class CompareController < ApplicationController
         # if @compare_result["Commits"].blank? && @compare_result["Diff"].blank?
         #   return -2, "分支内容相同，无需创建合并请求"
         # end
+        puts "``````````", @base, @head
         if @base == @head
           return -2, "请选择不同分支"
         end