0x06: protocol #

id / code	class / status	message	description
protocol.runtime.invalid_connection 0x06010001	PluginImplementationError (500)	Invalid connection: %s (missing id or protocol)	Connection objects must have both their id and protocol set
protocol.runtime.unknown_connection 0x06010002	PluginImplementationError (500)	Unable to remove connection - unknown connection identifier: %s	The provided connection identifier is unknown
protocol.runtime.already_exists 0x06010003	PluginImplementationError (500)	A protocol of the same name already exists: %s	A protocol of the same name already exists