Mobile Errors Following ZCS 4.5 Upgrade

 - This is archive documentation, which means it is not supported or valid for recent versions of Zimbra Collaboration.

Article Information
This article applies to the following ZCS versions. ZCS 4.5

Note: This issue occurs mostly on Mac servers.

Before doing anything else, try Resetting Your Mobile Device.

If a resync doesn't fix your issue, and you're seeing this in /opt/zimbra/log/sync.log:

[mid=3;name=laan.vd.r;DeviceId=A8C56474222A0CACB274C839DEC2C55A;DeviceType=PocketPC;SyncCmd=Sync;class=Calendar;folder=10;] sync - Unexpected exception
java.lang.NoClassDefFoundError
at javax.swing.SwingUtilities.isEventDispatchThread(SwingUtilities.java:1270)

You've hit [bug 13974]

The fix is straightforward:

su - zimbra
tomcat stop
su - root
mv /opt/zimbra/libexec/zmtomcatmgr /opt/zimbra/libexec/zmtomcatmgr.fcs
ln -s /opt/zimbra/libexec/zmtomcatmgr.unrestricted /opt/zimbra/libexec/zmtomcatmgr
su - zimbra
zmlocalconfig -e tomcat_java_options="-client -XX:NewRatio=2 -Djava.awt.headless=true"
tomcat start