This error code, 800702e4, can also be associated with the message "The Requested Operation Requires Elevation" and is an indication of insufficient authority. It can be caused by the User Account Control (UAC) security of Microsoft® Windows Vista®, Windows® 7, and Windows Server® 2008 limiting application software to standard user privileges until an administrator authorizes an increase in privilege level.
You can work around this issue by launching ACT! as an administrator or disabling UAC. Please refer to the following Knowledgebase Answers:
Answer ID: Error: “Administrator level Access is required to register this Product” when attempting to register Act! on Windows Vista or later
Answer ID: How to disable Windows User Account Control (UAC) in Windows Vista
Answer ID: How to Change or Disable User Account Control (UAC) in Windows® 7 & Windows Server® 2008