Genero Ghost Client reference Reference topics for the Genero Ghost Client. GhostGenerator reference The GhostGenerator class is the entry point to create a scenario. Launcher reference The Launcher class is the entry point to run a scenario written by hand in Java. Macro reference Tests created by the Genero Ghost Client (GGC) use macros. Display version number The logging mechanism The Genero Ghost Client implements a logging mechanism to display errors, warnings, and information as output from the tests. Learn how to control the output, and use the logging mechanism efficiently to detect and solve application problems.