diff --git a/lib/services/address/index.js b/lib/services/address/index.js
index 2c8dbccc..080c8c4d 100644
--- a/lib/services/address/index.js
+++ b/lib/services/address/index.js
@@ -811,8 +811,9 @@ AddressService.prototype._streamAddressSummary = function(address, options, stre
   //declare the queue to process tx data
   var tmpTxList = {}; //store processed txid temporarily to ignore duplication
 
+  let td_count = 0; //test
   var q = async.queue(function(id, cb) {
-
+    td_count++; //test
     //duplication finding
 
     if(id.txid in tmpTxList){
@@ -844,8 +845,8 @@ AddressService.prototype._streamAddressSummary = function(address, options, stre
   }, 4);
 
   let emp_count = 0, d_count = 0;
-  q.empty = () => console.debug("EMPTY", ++emp_count, q.length());
-  q.drain = () => console.debug("DRAIN", ++d_count, q.length());
+  q.empty = () => console.debug("EMPTY", ++emp_count, td_count);
+  q.drain = () => console.debug("DRAIN", ++d_count, td_count);
 
   //q.pause(); //pause and wait until queue is set