1.18.2 (Forge) error

[AngellusMortis]

Getting the following on my TNP Limitless 5 Curseforge pack server (MInecraft v1.18.2, forge v40.1.80):

2022-09-19 13:19:10 | RCON is enabled for tnp-minecraft-rcon.minecraft
2022-09-19 13:19:10 | Successfully connected to RCON
2022-09-19 13:19:10 | Exporter started on Port 8000
2022-09-19 13:19:13 | Traceback (most recent call last):
2022-09-19 13:19:13 | Traceback (most recent call last):
2022-09-19 13:19:13 | File "/usr/local/lib/python3.10/wsgiref/handlers.py", line 137, in run
2022-09-19 13:19:13 | self.result = application(self.environ, self.start_response)
2022-09-19 13:19:13 | File "/usr/local/lib/python3.10/wsgiref/handlers.py", line 137, in run
2022-09-19 13:19:13 | self.result = application(self.environ, self.start_response)
2022-09-19 13:19:13 | File "/usr/local/lib/python3.10/site-packages/prometheus_client/exposition.py", line 122, in prometheus_app
2022-09-19 13:19:13 | status, header, output = _bake_output(registry, accept_header, params)
2022-09-19 13:19:13 | File "/usr/local/lib/python3.10/site-packages/prometheus_client/exposition.py", line 104, in _bake_output
2022-09-19 13:19:13 | output = encoder(registry)
2022-09-19 13:19:13 | File "/usr/local/lib/python3.10/site-packages/prometheus_client/exposition.py", line 122, in prometheus_app
2022-09-19 13:19:13 | status, header, output = _bake_output(registry, accept_header, params)
2022-09-19 13:19:13 | File "/usr/local/lib/python3.10/site-packages/prometheus_client/exposition.py", line 104, in _bake_output
2022-09-19 13:19:13 | output = encoder(registry)
2022-09-19 13:19:13 | File "/usr/local/lib/python3.10/site-packages/prometheus_client/exposition.py", line 176, in generate_latest
2022-09-19 13:19:13 | for metric in registry.collect():
2022-09-19 13:19:13 | File "/usr/local/lib/python3.10/site-packages/prometheus_client/exposition.py", line 176, in generate_latest
2022-09-19 13:19:13 | for metric in registry.collect():
2022-09-19 13:19:13 | File "/usr/local/lib/python3.10/site-packages/prometheus_client/registry.py", line 83, in collect
2022-09-19 13:19:13 | for metric in collector.collect():
2022-09-19 13:19:13 | File "/usr/local/lib/python3.10/site-packages/prometheus_client/registry.py", line 83, in collect
2022-09-19 13:19:13 | for metric in collector.collect():
2022-09-19 13:19:13 | File "//minecraft_exporter.py", line 368, in collect
2022-09-19 13:19:13 | for metric in self.get_server_stats():
2022-09-19 13:19:13 | File "//minecraft_exporter.py", line 368, in collect
2022-09-19 13:19:13 | for metric in self.get_server_stats():
2022-09-19 13:19:13 | File "//minecraft_exporter.py", line 112, in get_server_stats
2022-09-19 13:19:13 | resp = self.rcon_command("forge tps")
2022-09-19 13:19:13 | File "//minecraft_exporter.py", line 158, in get_server_stats
2022-09-19 13:19:13 | resp = self.rcon_command("list")
2022-09-19 13:19:13 | File "//minecraft_exporter.py", line 70, in rcon_command
2022-09-19 13:19:13 | response = self.rcon.command(command)
2022-09-19 13:19:13 | File "//minecraft_exporter.py", line 70, in rcon_command
2022-09-19 13:19:13 | response = self.rcon.command(command)
2022-09-19 13:19:13 | File "/usr/local/lib/python3.10/site-packages/mcrcon.py", line 129, in command
2022-09-19 13:19:13 | result = self._send(2, command)
2022-09-19 13:19:13 | File "/usr/local/lib/python3.10/site-packages/mcrcon.py", line 129, in command
2022-09-19 13:19:13 | result = self._send(2, command)
2022-09-19 13:19:13 | File "/usr/local/lib/python3.10/site-packages/mcrcon.py", line 112, in _send
2022-09-19 13:19:13 | in_id, in_type = struct.unpack("<ii", in_payload[:8])
2022-09-19 13:19:13 | File "/usr/local/lib/python3.10/site-packages/mcrcon.py", line 112, in _send
2022-09-19 13:19:13 | in_id, in_type = struct.unpack("<ii", in_payload[:8])
2022-09-19 13:19:13 | struct.error: unpack requires a buffer of 8 bytes
2022-09-19 13:19:13 | struct.error: unpack requires a buffer of 8 bytes
2022-09-19 13:19:23 | Traceback (most recent call last):
2022-09-19 13:19:23 | File "/usr/local/lib/python3.10/wsgiref/handlers.py", line 137, in run
2022-09-19 13:19:23 | self.result = application(self.environ, self.start_response)
2022-09-19 13:19:23 | File "/usr/local/lib/python3.10/site-packages/prometheus_client/exposition.py", line 122, in prometheus_app
2022-09-19 13:19:23 | status, header, output = _bake_output(registry, accept_header, params)
2022-09-19 13:19:23 | File "/usr/local/lib/python3.10/site-packages/prometheus_client/exposition.py", line 104, in _bake_output
2022-09-19 13:19:23 | output = encoder(registry)
2022-09-19 13:19:23 | File "/usr/local/lib/python3.10/site-packages/prometheus_client/exposition.py", line 176, in generate_latest
2022-09-19 13:19:23 | for metric in registry.collect():
2022-09-19 13:19:23 | File "/usr/local/lib/python3.10/site-packages/prometheus_client/registry.py", line 83, in collect
2022-09-19 13:19:23 | for metric in collector.collect():
2022-09-19 13:19:23 | File "//minecraft_exporter.py", line 368, in collect
2022-09-19 13:19:23 | for metric in self.get_server_stats():
2022-09-19 13:19:23 | File "//minecraft_exporter.py", line 112, in get_server_stats
2022-09-19 13:19:23 | resp = self.rcon_command("forge tps")
2022-09-19 13:19:23 | File "//minecraft_exporter.py", line 70, in rcon_command
2022-09-19 13:19:23 | response = self.rcon.command(command)
2022-09-19 13:19:23 | File "/usr/local/lib/python3.10/site-packages/mcrcon.py", line 129, in command
2022-09-19 13:19:23 | result = self._send(2, command)
2022-09-19 13:19:23 | File "/usr/local/lib/python3.10/site-packages/mcrcon.py", line 112, in _send
2022-09-19 13:19:23 | in_id, in_type = struct.unpack("<ii", in_payload[:8])
2022-09-19 13:19:23 | struct.error: unpack requires a buffer of 8 bytes
2022-09-19 13:19:28 | Traceback (most recent call last):
2022-09-19 13:19:28 | File "//minecraft_exporter.py", line 385, in <module>
2022-09-19 13:19:28 | time.sleep(1)
2022-09-19 13:19:28 | File "/usr/local/lib/python3.10/site-packages/mcrcon.py", line 20, in timeout_handler
2022-09-19 13:19:28 | raise MCRconException("Connection timeout error")
2022-09-19 13:19:28 | mcrcon.MCRconException: Connection timeout error
2022-09-19 13:19:28 |  
2022-09-19 13:19:28 | During handling of the above exception, another exception occurred:
2022-09-19 13:19:28 |  
2022-09-19 13:19:28 | Traceback (most recent call last):
2022-09-19 13:19:28 | File "//minecraft_exporter.py", line 389, in <module>
2022-09-19 13:19:28 | collector.rcon_disconnect()
2022-09-19 13:19:28 | NameError: name 'collector' is not defined