Raised when a supervision tree a plugin must extend cannot be located.
A plugin whose process is never started is a plugin that did nothing,
and reporting :ok for it is the silent-success shape this whole subsystem
exists to remove.
Raised when a supervision tree a plugin must extend cannot be located.
A plugin whose process is never started is a plugin that did nothing,
and reporting :ok for it is the silent-success shape this whole subsystem
exists to remove.