Energy data not showing after installation of car charger with PA splitter

Hi Everybody

Yesterday we’ve installed an electrical car charger at home.
The installation requires a connection to the P1 port of the electricity.
So I used a P1 splitter so I can still connect my smart meter to home assistant.
But now I can’t seem to get the energy data into home assistant anymore?

Anybody any idea what could be the problem?

If it can help: I’m getting below error from logbook.

Traceback (most recent call last):
  File "/usr/src/homeassistant/homeassistant/components/dsmr/sensor.py", line 808, in connect_and_reconnect
    transport, protocol = await hass.loop.create_task(reader_factory())
                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.13/asyncio/base_events.py", line 1171, in create_connection
    raise exceptions[0]
  File "/usr/local/lib/python3.13/asyncio/base_events.py", line 1146, in create_connection
    sock = await self._connect_sock(
           ^^^^^^^^^^^^^^^^^^^^^^^^^
        exceptions, addrinfo, laddr_infos)
        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.13/asyncio/base_events.py", line 1045, in _connect_sock
    await self.sock_connect(sock, address)
  File "/usr/local/lib/python3.13/asyncio/selector_events.py", line 641, in sock_connect
    return await fut
           ^^^^^^^^^
  File "/usr/local/lib/python3.13/asyncio/selector_events.py", line 681, in _sock_connect_cb
    raise OSError(err, f'Connect call failed {address}')
OSError: [Errno 113] Connect call failed ('192.168.1.39', 23)