adding new entities doesn't work

[tgusenda]

Describe the bug A clear and concise description of what the bug is.

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4. See error

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Versions (please complete the following information):

• home-assistant []
• Charger Hardware: [e.g. v2]
• Charger Firmware Version: [e.g. 0.40]
• Plugin Version: [e.g. 0.23]

Additional context Add any other context about the problem here.

[tgusenda]

Hello, I would like to add a second temperature sensor for the heating element. Unfortunately this doesn't work, I always get the message "the host is already configured" Thanks for quick help Torsten