exploit stop

[italy2010]

Hello when i use Heartleak exploit, it stop working afther a 30~40 min or 3~4 horus... it show me this error:

Traceback (most recent call last): File "C:\Documents and Settings\Administrator\lek.py", line 235, in main() File "C:\Documents and Settings\Administrator\lek.py", line 228, in main monitor(host, port) File "C:\Documents and Settings\Administrator\lek.py", line 177, in monitor if target and target.handshake(): File "C:\Documents and Settings\Administrator\lek.py", line 73, in handshake self.sick.send(self.hello) # send handshake AttributeError: 'heartleak' object has no attribute 'hello'

i use monitor mode.