This article describes a known issue that can occur during installation of Neverfail Heartbeat.
Java Virtual Machine Launcher: "Could not find the main class. Program will exit!"
This error can commonly occur if there are spaces in the installation path e.g. "C:\Program Files\Neverfail".
Neverfail recommends that Heartbeat is not installed into a directory that contains spaces in the path name. Please see the Reference Guide for further information or contact Neverfail Support.