Queue does not retrieve email messages from Exchange, Async error

[2019-01-04 12:26:44.254] Process:CrmAsyncService |Organization:e1f18b90-ecb3-e211-b55e-000c29329206 |Thread:    7 |Category: EmailConnector |User: 00000000-0000-0000-0000-000000000000 |Level: Error |ReqId: 00000000-0000-0000-0000-000000000000 |ActivityId: 6e3f4111-b852-e811-9662-00155d0f380f | EmailConnectorTraceHandler.EmailConnectorTraceFormat  ilOffset = 0x163
	at EmailConnectorTraceHandler.EmailConnectorTraceFormat(Guid orgId, Object mailbox, Guid asyncEventId, TraceCategory traceCategory, TraceLevel traceLevel, String data)  ilOffset = 0x163
	at EmailConnectorTraceHandler.EmailConnectorTraceFormat(Guid orgId, Object mailbox, Guid asyncEventId, TraceCategory traceCategory, TraceLevel traceLevel, String format, Object[] args)  ilOffset = 0x19
	at MailboxDataAccess.IsInactiveMailbox(Entity mailbox, Boolean isMaxPostponeTime, Boolean isOutgoingMailbox)  ilOffset = 0x1D
	at MailboxDataAccess.UpdateOutgoingMailbox(Mailbox mailbox, IAsyncEvent asyncEvent)  ilOffset = 0x0
	at OutgoingEmailProviderBase.UpdateMailboxes()  ilOffset = 0x42
	at OutgoingEmailProviderBase.Acknowledge()  ilOffset = 0xD
	at OutgoingActivityProviderBase`1.Run()  ilOffset = 0x5D
	at OutgoingActivityOperation.InternalExecute(ActivityAsyncEvent asyncEvent)  ilOffset = 0xE4
	at AsyncCallbackHandler`2.ResumeExecution(IAsyncEvent asyncEvent)  ilOffset = 0x5B
	at AsyncEventExecutionManager`2.ExecuteHandler(IAsyncEventHandlerFactory handlerFactory)  ilOffset = 0x63
	at PoolHandler.ProcessAsyncEvent(IAsyncEventExecutionManager asyncEventExecutionManager)  ilOffset = 0x22A
	at AsyncEventOperation.<.ctor>b__2(IServiceOperation operation)  ilOffset = 0x0
	at FaultToleranceBehavior.Execute(ServiceOperationAction operation, IServiceOperation operationParameter)  ilOffset = 0x18
	at IsolatedOperation.Execute()  ilOffset = 0x27
	at MonitoredOperation.Execute()  ilOffset = 0xD
	at ThreadPoolQueueExecutionEngine.InvokeNextOperationInThreadPool(Object state)  ilOffset = 0x16
	at ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)  ilOffset = 0x79
	at ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)  ilOffset = 0x9
	at QueueUserWorkItemCallback.System.Threading.IThreadPoolWorkItem.ExecuteWorkItem()  ilOffset = 0x35
	at ThreadPoolWorkQueue.Dispatch()  ilOffset = 0xA4
>Mailbox checking active status process encounter null value: Exception: Unhandled Exception: System.Collections.Generic.KeyNotFoundException: The given key was not present in the dictionary.
>   at System.ThrowHelper.ThrowKeyNotFoundException()
>   at System.Collections.Generic.Dictionary`2.get_Item(TKey key)
>   at Microsoft.Xrm.Sdk.AttributeCollection.get_Item(String attributeName)
>   at Microsoft.Crm.Asynchronous.EmailConnector.MailboxDataAccess.IsInactiveMailbox(Entity mailbox, Boolean isMaxPostponeTime, Boolean isOutgoingMailbox)
>.