diff --git a/SnifferAPI/SnifferCollector.py b/SnifferAPI/SnifferCollector.py
index d928fff..3b85c0f 100644
--- a/SnifferAPI/SnifferCollector.py
+++ b/SnifferAPI/SnifferCollector.py
@@ -150,6 +150,9 @@ def _continuouslyPipe(self):
         while not self._exit:
             try:
                 packet = self._packetReader.getPacket(timeout = 2)
+                if packet is None:
+                    raise Exceptions.InvalidPacketException("")
+
                 if not packet.valid:
                     raise Exceptions.InvalidPacketException("")
             except Exceptions.SnifferTimeout as e: