diff --git a/schainpy/model/io/jroIO_digitalRF.py b/schainpy/model/io/jroIO_digitalRF.py
index d9e120f..1157426 100644
--- a/schainpy/model/io/jroIO_digitalRF.py
+++ b/schainpy/model/io/jroIO_digitalRF.py
@@ -1,4 +1,3 @@
-
 '''
 Created on Jul 3, 2014
 
@@ -57,6 +56,7 @@ class DigitalRFReader(ProcessingUnit):
         self.__code = None
         self.dtype = None
         self.oldAverage = None
+        self.path = None
 
     def close(self):
         print 'Average of writing to digital rf format is ', self.oldAverage * 1000
@@ -252,6 +252,7 @@ class DigitalRFReader(ProcessingUnit):
             online
             delay
         '''
+        self.path    = path
         self.nCohInt = nCohInt
         self.flagDecodeData = flagDecodeData
         self.i = 0
@@ -438,7 +439,8 @@ class DigitalRFReader(ProcessingUnit):
         try:
             self.digitalReadObj.reload(complete_update=True)
         except:
-            self.digitalReadObj.reload()
+            self.digitalReadObj = digital_rf.DigitalRFReader(self.path)
+            #self.digitalReadObj.reload()
 
         start_index, end_index = self.digitalReadObj.get_bounds(
             self.__channelNameList[self.__channelList[0]])
@@ -482,6 +484,7 @@ class DigitalRFReader(ProcessingUnit):
         if self.__thisUnixSample + 2 * self.__samples_to_read > self.__endUTCSecond * self.__sample_rate:
             print "[Reading] There are no more data into selected time-range"
             if self.__online:
+                sleep(3)
                 self.__reload()
             else:
                 return False