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- Connect to the charger with a laptop and login to the master controller's Operator page: Connect laptop to the CC1612 controller
- Take note of the ASN.1 port Portnumber (Binary OCPP) port
- Change the ASN.1 port to something else
- Click Save
- Change the ASN.1 port back to the original value from step 3.
- Click Save and Reboot
- Now the message queue is empty.
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