Good evening.
calls enter the system, this can be seen from the "current calls" report /admin/shop/report/shopuservoip/
but 2020-12-01 18:01:37 You deleted the action by which current calls fall into events.
here is the action
https://prnt.sc/vufn2hand now it is gone, but there is an action "Turn a viber message into a business process"
This can be seen from the "History of changes in the system"
Return the action and everything will be fine.