--- file_not_specified_in_diff	
+++ file_not_specified_in_diff	
@@ -1715,7 +1748,7 @@ 
             if (rv == Status.APR_SUCCESS) {
                 sendfileCount--;
             }
-            sendfileData.remove(data);
+            sendfileData.remove(new Long(data.socket));
         }
 
         /**