one of 2 yahoo account not sync - get error - times out

[MtnTrax3]

Insructions were to post here...... Thanks, Mitch
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Debug message: Unexpected end of stream

Exception:

com.zimbra.common.service.ServiceException: system failure: Synchronization of folder '/Inbox' failed
ExceptionId:mid=4:1254599439427:53815787dea7c591
Code:service.FAILURE
at com.zimbra.common.service.ServiceException.FAILURE (ServiceException.java:253)
at com.zimbra.cs.datasource.ImapSync.syncFailed(ImapS ync.java:298)
at com.zimbra.cs.datasource.ImapSync.syncMessages(Ima pSync.java:260)
at com.zimbra.cs.datasource.ImapSync.syncFolders(Imap Sync.java:195)
at com.zimbra.cs.datasource.ImapSync.importData(ImapS ync.java:152)
at com.zimbra.cs.offline.OfflineImport.importData(Off lineImport.java:88)
at com.zimbra.cs.offline.YMailImport.importData(YMail Import.java:53)
at com.zimbra.cs.datasource.DataSourceManager.importD ata(DataSourceManager.java:157)
at com.zimbra.cs.mailbox.LocalMailbox.importData(Loca lMailbox.java:417)
at com.zimbra.cs.mailbox.LocalMailbox.syncAllLocalDat aSources(LocalMailbox.java:389)
at com.zimbra.cs.mailbox.LocalMailbox.sync(LocalMailb ox.java:431)
at com.zimbra.cs.mailbox.LocalMailbox.syncOnTimer(Loc alMailbox.java:361)
at com.zimbra.cs.mailbox.DesktopMailbox$1.run(Desktop Mailbox.java:437)
at java.util.TimerThread.mainLoop(Unknown Source)
at java.util.TimerThread.run(Unknown Source)
Caused by: java.io.EOFException: Unexpected end of stream
at com.zimbra.cs.mailclient.MailInputStream.peekChar( MailInputStream.java:128)
at com.zimbra.cs.mailclient.imap.ImapInputStream.read Text(ImapInputStream.java:234)
at com.zimbra.cs.mailclient.imap.ImapInputStream.read Text(ImapInputStream.java:228)
at com.zimbra.cs.mailclient.imap.ImapResponse.readRes ponse(ImapResponse.java:48)
at com.zimbra.cs.mailclient.imap.ImapResponse.read(Im apResponse.java:41)
at com.zimbra.cs.mailclient.imap.ImapConnection.readR esponse(ImapConnection.java:628)
at com.zimbra.cs.mailclient.imap.ImapConnection.nextR esponse(ImapConnection.java:622)
at com.zimbra.cs.mailclient.imap.ImapConnection.waitF orResponse(ImapConnection.java:541)
at com.zimbra.cs.mailclient.imap.ImapConnection.sendR equest(ImapConnection.java:475)
at com.zimbra.cs.mailclient.imap.ImapRequest.send(Ima pRequest.java:77)
at com.zimbra.cs.mailclient.imap.ImapRequest.sendChec kStatus(ImapRequest.java:81)
at com.zimbra.cs.mailclient.imap.ImapConnection.uidFe tch(ImapConnection.java:297)
at com.zimbra.cs.mailclient.imap.ImapConnection.uidFe tch(ImapConnection.java:343)
at com.zimbra.cs.datasource.ImapFolderSync.fetchFlags (ImapFolderSync.java:771)
at com.zimbra.cs.datasource.ImapFolderSync.fetchFlags (ImapFolderSync.java:756)
at com.zimbra.cs.datasource.ImapFolderSync.syncFlags( ImapFolderSync.java:291)
at com.zimbra.cs.datasource.ImapFolderSync.syncMessag es(ImapFolderSync.java:234)
at com.zimbra.cs.datasource.ImapSync.syncMessages(Ima pSync.java:257)
... 12 more