nmap crash running on mac osx lion 10.7.4

[Roberto Estrella <roberto.estrella () gmail com>]

Version: 6.01
Traceback (most recent call last):
  File "zenmapGUI/ScanInterface.pyc", line 539, in verify_execution
  File "zenmapGUI/ScanInterface.pyc", line 581, in load_from_command
  File "zenmapCore/NetworkInventory.pyc", line 143, in add_scan
  File "zenmapCore/NetworkInventory.pyc", line 217, in _update_host_info
  File "zenmapCore/NmapParser.pyc", line 675, in get_port_protocol_dict
ValueError: invalid literal for int() with base 10: ''
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