Home Assistant - Missing variables in configuration
Hi there,
Since latest update to Home Assistant Core & OS I am unable to connect to my IP150 via EVO192.

In Configuration tab I am not seeing options for connection. 

![image](https://user-images.githubusercontent.com/70322947/108145247-3b6f3200-711f-11eb-93cf-5b66403fe83e.png)

This is what is present in the logs.

2021-02-17 01:48:59,365 - ERROR    - PAI.paradox.connections.serial_connection - Failed to update file /dev/ttyS1 permissions
2021-02-17 01:48:59,366 - ERROR    - PAI.paradox.paradox - Failed to connect to interface
2021-02-17 01:48:59,366 - ERROR    - PAI - Unable to connect to alarm
2021-02-17 01:49:29,372 - INFO     - PAI - Starting...
2021-02-17 01:49:29,373 - INFO     - PAI.paradox.paradox - Disconnecting from the Alarm Panel
2021-02-17 01:49:29,373 - INFO     - PAI.paradox.paradox - Clean Session
2021-02-17 01:49:29,373 - INFO     - PAI.paradox.paradox - Connecting to interface
2021-02-17 01:49:29,373 - INFO     - PAI.paradox.connections.serial_connection - Connecting to serial port /dev/ttyS1
2021-02-17 01:49:29,373 - INFO     - PAI.paradox.connections.serial_connection - /dev/ttyS1 is not readable/writable. Trying to fix...

PIA 2.2.5
Home Assistant OS 5.11
Supervisor 2021.02.9
Core 2021.2.3


 