28277 58 The installer was interrupted before LiveHelpNow could be installed. You need to restart the installer to try again.
77712 30 Error: "There is a problem with this Windows Installer package. A DLL required for this install to complete could not be run. Contact your support personnel or package vendor"
19442 58 There is a problem with this Windows installer package. A DLL required for this install to complete could not be run.