Hi Brian. This usually means one or more of the autodiscover components for the customer domain are missing. Have you started there?

https://portal.smartertools.com/kb/a2752/set-up-autodiscover-for-smartermail.aspx

HI Kyle
Nothings changed from 8451... started happening after the upgrade to 8496/8504.

Support changed the custom XML (desktop) to standard and then they could connect not getting the timeout and "not encrypted connection" error.

But then this started.....

Getting one every minute on a profile...

15:36:31 Synchronizer Version 16.0.14332
15:36:31 Synchronizing Mailbox 'klo'
15:36:31 Synchronizing Hierarchy
15:36:31 Synchronizing server changes in folder 'Inbox'
15:36:31 Downloading from server 'https://smartermail.cloudpros.dk/mapi/emsmdb/?MailboxId=a2xvQGln'
15:36:32 SyncMonitor triggered for Inbox (0x80004005)
15:36:32 Error synchronizing folder
15:36:32          [80004005-501-80004005-560]
15:36:32          The client operation failed.
15:36:32          Microsoft Exchange Information Store
15:36:32          For more information on this failure, click the URL below:
15:36:32          https://www.microsoft.com/support/prodredirect/outlook2000_us.asp?err=80004005-501-80004005-560
15:36:32 Done
Same server as the rest but they dont see any of these... And I cant get him a new profile since we cant sync beyond 3 days.
So stuck...

They arrive every 5-10 seconds

15:44:45 Synchronizer Version 16.0.14332
15:44:45 Synchronizing Mailbox 'klo'
15:44:45 Synchronizing Hierarchy
15:44:45 Synchronizing server changes in folder 'Inbox'
15:44:45 Downloading from server 'https://smartermail.cloudpros.dk/mapi/emsmdb/?MailboxId=a2xvQGln'
15:44:46 SyncMonitor triggered for Inbox (0x80004005)
15:44:46 Error synchronizing folder
15:44:46          [80004005-501-80004005-560]
15:44:46          The client operation failed.
15:44:46          Microsoft Exchange Information Store
15:44:46          For more information on this failure, click the URL below:
15:44:46          https://www.microsoft.com/support/prodredirect/outlook2000_us.asp?err=80004005-501-80004005-560
15:44:46 Synchronizing server changes in folder 'Sent Items'
15:44:46 Downloading from server 'https://smartermail.cloudpros.dk/mapi/emsmdb/?MailboxId=a2xvQGln'
15:44:49 SyncMonitor triggered for Sent Items (0x80070057)
15:44:49 Error synchronizing folder
15:44:49          [80070057-501-80070057-560]
15:44:49          The client operation failed.
15:44:49          Microsoft Exchange Information Store
15:44:49          For more information on this failure, click the URL below:
15:44:49          https://www.microsoft.com/support/prodredirect/outlook2000_us.asp?err=80070057-501-80070057-560
15:44:49 Synchronizing server changes in folder 'Deleted Items'
15:44:49 SyncMonitor triggered for Deleted Items (0x80004005)
15:44:49 Error synchronizing folder
15:44:49          [80004005-501-4ED-550]
15:44:49          The client operation failed.
15:44:49          Microsoft Exchange Information Store
15:44:49          For more information on this failure, click the URL below:
15:44:49          https://www.microsoft.com/support/prodredirect/outlook2000_us.asp?err=80004005-501-4ed-550
15:44:49 Done
15:44:49 Microsoft Exchange offline address book
15:44:49     0X8004010F