I updated the BES to Outlook 2007 and ZCB 5.0.10, and have one user getting a Local Failure Notice:
Local Failures were detected. No action is required.
This e-mail was generated for technical support purposes.
Sync Type: Delta Sync
Store: Zimbra - Jason M. Craddock
Computer Name: BES
This object does not have an ID, it is a newly created item
Error Code: -2147221233
Error Message: Unknown error 0x8004010F
ErrorInfo::GetSource: Microsoft Office Outlook
ErrorInfo::GetDescription: The message you specified cannot be found.