All messages and logs of the driver are sent to the Log Server. The messages can be displayed with the Diagnosis Viewer. (Older versions of zenon use an "Error text file".
By default, the messages of the type 'Error'
for the module driver (DRV) will be logged. If you want extended
logs to be created, you have to configure this accordingly in the
client settings of the Diagnosis Viewer in the Runtime:
Settings – Client configuration, List of
parameters, ' Configuration of the message level '; confirm