i haven't got an older version, so i removed 3.4 and did a new install. it's the same as well. Error while unpacking program, code 4. Please report to author. system is w98se firewall is zonealarm a-virus is kaspersky i used to work with spywareblaster 3.4 a view week's ago, then i was rebooting my system. now i can't open the programm. i only got some a-virus updates since this time.