ENC Application Director shows Error initializing LonNetwork when booting up.


LON communications not working and error in Application Director:

Error initializing LonNetwork
javax.baja.LonWorks.LonException: Unable to initialize local lon port {Lon1}

Product Line

TAC I/A Series


G3, ENC, niagara


Typically this indicates a hardware issue with the neuron in the ENC.


Open the platform for the ENC and use the Commissioning Wizard to commission the ENC again and see it if recovers.  If error remains the unit must be replaced.