diff --git a/app/models/grader_process.rb b/app/models/grader_process.rb
--- a/app/models/grader_process.rb
+++ b/app/models/grader_process.rb
@@ -43,14 +43,6 @@
                                        Time.now.gmtime - GraderProcess.stalled_time])
   end
   
-  def self.grader_control_enabled?
-    if defined? GRADER_SCRIPT_DIR
-      GRADER_SCRIPT_DIR != ''
-    else
-      false
-    end
-  end
-
   def report_active(task=nil)
     self.active = true
     if task!=nil