MS team bot fails to join the meeting with internal server erorr

Describe the issue
I am testing MS teams bot with my own domain (no ngrock) and it fails with internal server error.

Expected behavior
It is expected that the bot will join the meeting/call

Graph SDK (please complete the following information):
Microsoft.Graph 4.18
Microsoft.Graph.Communications.Calls 1.2.0.5022
Microsoft.Skype.Bots.Media 1.24.0.36-alpha

Call ID
Call ID: 531f5a00-568a-48f9-a924-f6ef33539113
Time: 1.10 AM IST 08 October

Logs
{"@odata.type":"#microsoft.graph.commsNotifications","value":[{"@odata.type":"#microsoft.graph.commsNotification","changeType":"deleted","resource":"/app/calls/4e1f5700-f12e-4603-8e2a-74f93c916c1f","resourceUrl":"/communications/calls/4e1f5700-f12e-4603-8e2a-74f93c916c1f","resourceData":{"@odata.type":"#microsoft.graph.call","state":"terminated","resultInfo":{"@odata.type":"#microsoft.graph.resultInfo","code":500,"subcode":7112,"message":"Server Internal Error. DiagCode: 500#7112.@"},"chatInfo":{"@odata.type":"#microsoft.graph.chatInfo","threadId":"19:meeting_YjU2ZmE1M2UtOGVhZi00OWJlLWJhNGItZGNlNWQyOTk4Mjcx@thread.v2","messageId":"0"},"meetingInfo":{"@odata.type":"#microsoft.graph.organizerMeetingInfo","organizer":{"@odata.type":"#microsoft.graph.identitySet","user":{"@odata.type":"#microsoft.graph.identity","id":"0de038b4-5c99-43d7-928b-32abd36c49f5","tenantId":"460f56dd-4e87-4c6b-8d03-2a700501da93"}}},"callChainId":"042b76e5-9344-4c7f-bfbc-cc652e9ba1f9"}}]}
X-Microsoft-Skype-Chain-ID=042b76e5-9344-4c7f-bfbc-cc652e9ba1f9
Scenario-Id=5d16ce5b-0a80-446a-9619-01001f4ca06f
X-Microsoft-Skype-Message-ID=d4f09f3c-d291-4058-9360-200ed4a51243
Accept=application/json
Authorization=Bearer eyJhbGciOiJSUzI1NiIsImtpZCI6IlB1SGdMbkVNLU0xVmx4U3p5MTBCVDZoRl9hRSIsInR5cCI6IkpXVCIsIng1dCI6IlB1SGdMbkVNLU0xVmx4U3p5MTBCVDZoRl9hRSJ9.eyJ0aWQiOiI0NjBmNTZkZC00ZTg3LTRjNmItOGQwMy0yYTcwMDUwMWRhOTMiLCJhcHBpZCI6IjI2YTE4ZWJjLWNkZjctNGE2YS05MWNiLWJlYjM1MjgwNWU4MSIsIm5iZiI6MTY2NTE2ODM0NywiZXhwIjoxNjY1MTY4NjQ3LCJpc3MiOiJodHRwczovL2FwaS5ib3RmcmFtZXdvcmsuY29tIiwiYXVkIjoiY2EzMDYxZDctZDg0YS00NWEwLWIxOWYtYjlkNGJiYTkwY2E5In0.UKzcxXLtcZA58XrfFKTz39ns4bPMPEZmicAco9jGnG0YJVTutc9w-ZaVQHXqwnzluZ7j7aBy87zrqhZ5_jSjFL8bg_4hbj9Xr7ztTy6Fb-eWGgHdd-muA8U1HNxd55fVlVYOPvs1RrkjdWy5tjckDaurGIkJFxM9h8uZLzIQtj_3_muI0hEpSTUZhs-r4tYmv_6T8xgH8DBxtP0SK0nHaOSJIbP9A-uVxQsFF_m4RkbyQbHWR4o6tO1uavndzWVvL5HNAaahWhvDcaDrNhzsv-fMBs-VlcZ8dzKW9aEaWuVhqzHTa3zRUW-Ac9VZJzgoEmGtPDQXTkqJGMS_FUkOSQ
Host=learnm365.in.net
User-Agent=Microsoft-Skype/3.0,(Calling/1.0)

Additional context
Add any other context about the problem here.

No repository file, test, or entry point is identified. Start by reproducing the meeting-join failure with the listed Graph SDK versions and compare the call-termination log, result code 500, and subcode 7112; done means identifying a repository-side cause or documenting the required configuration or external-service diagnosis.