Communication error between Fronius Symo Hybrid and Fronius Solar Battery

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A communication error exists between the Fronius Symo Hybrid inverter and the Fronius Solar Battery. This prevents battery operation, but grid feed-in will resume.

• Loose or damaged communication wiring between the inverter and battery
• Faulty communication interface on either device

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   Check the communication wiring between the Fronius Symo Hybrid inverter and the Fronius Solar Battery