ver 7.0.1 build 10791 giving an error on one IMAP account (but not another on the same server domain).
Does this log offer any light?
Thanks


Failure communicating with remote server. Please try again later.
Debug message: Unexpected tag in response(expected C09 but got C08)
Exception:com.zimbra.common.service.ServiceExcepti on: system failure: Folder sync failed
ExceptionId:sync-mbox-consult@rickvanvliet.com:1307723447100:a91bdfb9aaa 0a1f4
Code:service.FAILURE at com.zimbra.common.service.ServiceException.FAILURE (ServiceException.java:248) at com.zimbra.cs.datasource.imap.ImapSync.importData( ImapSync.java:168)
at com.zimbra.cs.datasource.imap.ImapSync.importData( ImapSync.java:135)
at com.zimbra.cs.offline.OfflineImport.importData(Off lineImport.java:94)
at com.zimbra.cs.datasource.DataSourceManager.importD ata(DataSourceManager.java:312)
at com.zimbra.cs.datasource.DataSourceManager.importD ata(DataSourceManager.java:276)
at com.zimbra.cs.mailbox.DataSourceMailbox.syncAllLoc alDataSources(DataSourceMailbox.java:441)
at com.zimbra.cs.mailbox.DataSourceMailbox.sync(DataS ourceMailbox.java:471)
at com.zimbra.cs.mailbox.DataSourceMailbox.syncOnTime r(DataSourceMailbox.java:408)
at com.zimbra.cs.mailbox.SyncMailbox$1.run(SyncMailbo x.java:278)
at java.util.TimerThread.mainLoop(Timer.java:512)
at java.util.TimerThread.run(Timer.java:462)
Caused by: com.zimbra.common.service.ServiceException: system failure: Synchronization of folder '/Inbox' failed
ExceptionId:sync-mbox-consult@rickvanvliet.com:1307723447100:a91bdfb9aaa 0a1f4
Code:service.FAILURE
at com.zimbra.common.service.ServiceException.FAILURE (ServiceException.java:248)
at com.zimbra.cs.datasource.imap.ImapSync.syncFailed( ImapSync.java:392)
at com.zimbra.cs.datasource.imap.ImapSync.syncMessage s(ImapSync.java:333)
at com.zimbra.cs.datasource.imap.ImapSync.syncFolders (ImapSync.java:243)
at com.zimbra.cs.datasource.imap.ImapSync.importData( ImapSync.java:163)
... 10 more
Caused by: com.zimbra.common.service.ServiceException: system failure: Error while fetching message for UID 24907
ExceptionId:sync-mbox-consult@rickvanvliet.com:1307723447099:a91bdfb9aaa 0a1f4
Code:service.FAILURE
at com.zimbra.common.service.ServiceException.FAILURE (ServiceException.java:248)
at com.zimbra.cs.datasource.imap.ImapFolderSync.check CanContinue(ImapFolderSync.java:1187)
at com.zimbra.cs.datasource.imap.ImapFolderSync.fetch Messages(ImapFolderSync.java:858)
at com.zimbra.cs.datasource.imap.ImapFolderSync.fetch Messages(ImapFolderSync.java:750)
at com.zimbra.cs.datasource.imap.ImapFolderSync.syncM essages(ImapFolderSync.java:346)
at com.zimbra.cs.datasource.imap.ImapSync.syncMessage s(ImapSync.java:330)
... 12 more
Caused by: com.zimbra.cs.mailclient.MailException: Unexpected tag in response(expected C09 but got C08)
at com.zimbra.cs.mailclient.imap.ImapRequest.checkSta tus(ImapRequest.java:121)
at com.zimbra.cs.mailclient.imap.ImapRequest.sendChec kStatus(ImapRequest.java:112)
at com.zimbra.cs.mailclient.imap.ImapConnection.uidFe tch(ImapConnection.java:334)
at com.zimbra.cs.mailclient.imap.ImapConnection.uidFe tch(ImapConnection.java:382)
at com.zimbra.cs.mailclient.imap.ImapConnection.uidFe tch(ImapConnection.java:400)
at com.zimbra.cs.datasource.imap.ImapFolderSync.fetch Messages(ImapFolderSync.java:854)
... 15 more