With the current firmware, the plugin occasionally causes the inverter to shut down. This seems to be because the new firmware triggers sungrow_inverter_state=stop, which causes the automation to send a shutdown via Modbus.

My tests suggest that this fix solves issue mkaiser#416.

Author: fwittenfeld

modbus_sungrow.yaml

@@ -2648,7 +2648,7 @@ automation:
           entity_id: input_select.set_sg_inverter_run_mode
         data:
           option: >
-            {% if is_state('sensor.sungrow_inverter_state', "Stop") or is_state('sensor.sungrow_inverter_state', "Shutdown") %}
+            {% if is_state('sensor.sungrow_inverter_state', "Shutdown") %}
               Shutdown
             {% else %}
               Enabled