Diagnostics may be enabled on a networked computer system by executing, at the networked computer system, a client application that enables connectivity by the networked computer system to a network of other computer systems. The bottom surface has a solid ink melt region and a melted ink outlet offset from the solid ink melt region. The command unit receives commands from a host application program in which the execution engine is embedded, including a command to execute a sequence of platform-independent instructions. The molten iron in the mold is solidified evenly. The media manager module retrieves a second content from a field in an application file associated with an application client.