@Vishnu Nutakki Apologies for the delay in response and all the inconvenience caused because of the issue.
The mentioned error can be because of any reason. Can you try Zabbix installation as mentioned in any of the below reference and let me know if it is working for you or not:
https://computingforgeeks.com/install-zabbix-server-ubuntu-server/
If still problem persist I would recommend to post your query on Zabbix forum since the error more around the Zabbix component and if any help needed from Azure side more than happy to help you out:
Hope it helps!!!
Please "Accept as Answer" if it helped so it can help others in community looking for help on similar topics.
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