I had updated to
ZoneAlarm Extreme Security version: 10.0.246.000
vsmon version: 10.0.246.000
Driver version: 10.0.217.000
Anti-virus engine version: 8.1.8.79
Anti-virus signature DAT file version: 1056453024
ZoneAlarm Browser Security: 1.5.311.0
ZoneAlarm ForceField Spyware Scanner: 1.5.53.235
ZoneAlarm ForceField Anti-Phishing Database: 1.2.104.0
ZoneAlarm ForceField Spyware Sites Database: 04.155

When I try to run Internet Explorer an error say:

ContentWathc has detected that one or more critical files is missing or has become corrupt.
Please try to unistall and reinstall the program. If the problem persists, contact Customer Support.
cwalsp64.dll

I have e I7 and windows 7 64 bits intalled
Please could you let me know what must I do?