Zimbra Desktop asked me to post this debug info in the forum if problem persists. Since the problem persisted, here is the debug info:


Debug message: Unbuffered entity enclosing request can not be repeated.

Exception:

com.zimbra.common.service.ServiceException: system failure: PushChanges.sync
ExceptionId:mid=3:1313198591671:3fb5461e0f236421
Code:service.FAILURE
at com.zimbra.common.service.ServiceException.FAILURE (ServiceException.java:253)
at com.zimbra.cs.mailbox.SyncExceptionHandler.checkRe coverableException(SyncExceptionHandler.java:40)
at com.zimbra.cs.mailbox.PushChanges.sync(PushChanges .java:378)
at com.zimbra.cs.mailbox.PushChanges.sync(PushChanges .java:175)
at com.zimbra.cs.mailbox.MailboxSync.sync(MailboxSync .java:189)
at com.zimbra.cs.mailbox.OfflineMailbox.sync(OfflineM ailbox.java:140)
at com.zimbra.cs.mailbox.OfflineMailbox.syncOnTimer(O fflineMailbox.java:121)
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: com.zimbra.cs.zclient.ZClientException: Unbuffered entity enclosing request can not be repeated.
ExceptionId:mid=3:1313198591671:3fb5461e0f236421
Code:zclient.IO_ERROR
at com.zimbra.cs.zclient.ZClientException.IO_ERROR(ZC lientException.java:47)
at com.zimbra.cs.zclient.ZMailbox.uploadContentAsStre am(ZMailbox.java:1900)
at com.zimbra.cs.mailbox.PushChanges.uploadMessage(Pu shChanges.java:532)
at com.zimbra.cs.mailbox.PushChanges.syncMessage(Push Changes.java:1179)
at com.zimbra.cs.mailbox.PushChanges.sync(PushChanges .java:371)
... 7 more
Caused by: org.apache.commons.httpclient.ProtocolException: Unbuffered entity enclosing request can not be repeated.
at org.apache.commons.httpclient.methods.EntityEnclos ingMethod.writeRequestBody(EntityEnclosingMethod.j ava:483)
at org.apache.commons.httpclient.HttpMethodBase.write Request(HttpMethodBase.java:1973)
at org.apache.commons.httpclient.HttpMethodBase.execu te(HttpMethodBase.java:993)
at org.apache.commons.httpclient.HttpMethodDirector.e xecuteWithRetry(HttpMethodDirector.java:397)
at org.apache.commons.httpclient.HttpMethodDirector.e xecuteMethod(HttpMethodDirector.java:170)
at org.apache.commons.httpclient.HttpClient.executeMe thod(HttpClient.java:396)
at org.apache.commons.httpclient.HttpClient.executeMe thod(HttpClient.java:324)
at com.zimbra.cs.zclient.ZMailbox.uploadContentAsStre am(ZMailbox.java:1890)
... 10 more