We have often recommended to minimize the number of other programs and processes that are running during a MediaLab session. Here is a link to a freeware (donation optional) utility that you can use to prevent any or all activity during startup:
[URL="http://www.empirisoft.com/support/showthread.php?p=2124"]www.empirisoft.com/support/showthread.php?p=2124[/URL]