P004051: Connection missing! <x> is not connected to the physical network '<y>'

Cause

In accordance with the import file the '<x>' device is connected with a physical network '<y>'. However, no corresponding connection was determined in the project.

Solution

Create the connection between the device and the physical network by means of a bus port.
Import the PLC data again.

Note:

Using a new check run (any desired scheme) this module-specific message can be deleted from the message management dialog.