You need to post the Exact error message verbatim and not paraphrase! Do an updated virus scan is one troubleshooter. What anti-virus are you using? Are you using a firewall like free Zone Alarm or Sygate? You should use the firewall. It just may need uninstalled/re-installed. Emachines, Celeron 600, 256 Mb RAM, 10 Gb HDD, ADSL.