: Errors when adding a control to a project (e.g., "You do not have an appropriate license to use this functionality").

She’d expected this. The OCX control was the heartbeat of serial communication. Without it, the CLI was just a text printer. But Leo had also kept a copy of the OCX on that FTP server.

This is the story of a common "ghost in the machine" for developers working with legacy software: the missing license for ActiveX controls. The Problem: The "License Not Found" Wall

> PHASE_SYNC GL_MAIN /FORCE

. If successful, it displays a message such as "Enterprise Design Licenses Have Been Installed Successfully" Silent Mode : Run the command VB6Cli.exe /q from a prompt to execute without a user interface