Alexa Bridge getting error no 48

[BobsXTension at comcast.net]

James,

When I rebooted my XTension Mac this morning I got the following error 
for the bridge.

Apperantly, it's not a minor error as the bridge seems to be working ok.

2020-05-26 12:05:48 W800 xBee: W800: Ready ! (W800 xBee)
2020-05-26 12:05:51 Alexa Hue Bridge v2.1.1  (Amazon Alexa Voice 
Control): XTension Alexa hue Bridge Plugin v3.0.1sudo starting up (Alexa 
Hue Bridge v2.1.1  (Amazon Alexa Voice Control))
2020-05-26 12:05:51  Alexa Hue Bridge v2.1.1  (Amazon Alexa Voice 
Control): Traceback (most recent call last):
2020-05-26 12:05:51  Alexa Hue Bridge v2.1.1  (Amazon Alexa Voice 
Control):   File 
"/XTension/XTension.app/Contents/Resources/Plugins/alexasudo.isf/alexasudo.py", 
line 1761, in <module>
2020-05-26 12:05:51  Alexa Hue Bridge v2.1.1  (Amazon Alexa Voice 
Control):     bridge.startup()
2020-05-26 12:05:51  Alexa Hue Bridge v2.1.1  (Amazon Alexa Voice 
Control):   File 
"/XTension/XTension.app/Contents/Resources/Plugins/alexasudo.isf/alexasudo.py", 
line 804, in startup
2020-05-26 12:05:51  Alexa Hue Bridge v2.1.1  (Amazon Alexa Voice 
Control):     self.UPNPListener.bind( ('0.0.0.0', UPNPPort))
2020-05-26 12:05:51  Alexa Hue Bridge v2.1.1  (Amazon Alexa Voice 
Control): OSError: [Errno 48] Address already in use

Build no 1021

OS 10.13.6

Bob Ober