Rakefile in cpee-2.1.46 vs Rakefile in cpee-2.1.47

@@ -26,8 +26,8 @@
 end
 
 desc "Clean instances"
 task :clean do
   Dir.glob("server/instances/*").collect{ |i| i if i =~ /\/\d+$/ }.compact.each do |i|
-    rm_rf i if File.exists?(i)
+    rm_rf i if File.exist?(i)
   end
 end