Server issues

[xLingling]

So im trying to connect to my server, but im encountering a few issues:

1. I have port forwarded, but i still cannot connect :/
2. I got this error when the server received a connection:

[13/10/2017 1:45:07 PM] (DEBUG) FILE: Settings loaded from C:\Program Files (x86)\Grand Theft Auto V\server\Settings.xml
IPs: 127.0.0.1:4469
Name: Lingling's Crib
Player Limit: 4
Starting...
AllowOutdatedClients was disabled on this release for security reasons! Ignoring...
Announcing to master server...
Loading filterscripts..
Server Info: Name: Lingling's Crib | Password?: True | Players: 0 / 4 | Gamemode: freeroam |
Can't start server: Unexpected character encountered while parsing value: <. Path '', line 0, position 0.
Started! Waiting for connections.
New connection request: Nickname: lingling | Name: RLD! | Game Version: 37 | Script Version: [8] VERSION_0_9_3 | IP: 192.168.1.3:5000 |
[13/10/2017 1:47:20 PM] (ERROR) SERVER: Can't handle tick: System.NullReferenceException: Object reference not set to an instance of an object.
   at GTAServer.GameServer.Tick()

3. How do i change the 'IPs' shown in the server log?

Thanks