I have already tried to change task to a local calender, I delete it comes back. From the Zimbra web interface I exported my calendar and this is what I noticed.
BEGIN:VTODO
UID:9788d8b9-9776-5b41-a54e-33e4b62e64d7
SUMMARY:Save Edge
DESCRIPTION:Order \n- Leopard \n- Printer\n- Network Rack\n- PBX\n\nXerox
Pr
inter issues\n\nSet backup for Linux
LOCATION:
X-LIC-ERROR;X-LIC-ERRORTYPE=VALUE-PARSE-ERROR:No value for LOCATION property
. Removing entire property:
STATUS:NEEDS-ACTION
CLASS:PUBLIC
DTSTAMP:20080109T234349Z
SEQUENCE:0
END:VTODO
BEGIN:VTODO
UID:31e65b73-ccdc-e644-b9d9-a4b569ea4cd9
SUMMARY:Hansen
DESCRIPTION:To Do\n- Backup Setup\n- Switch & Router\n- Test wire \n- Instal
l email & calander
LOCATION:
X-LIC-ERROR;X-LIC-ERRORTYPE=VALUE-PARSE-ERROR:No value for LOCATION property
. Removing entire property:
STATUS:NEEDS-ACTION
CLASS:PUBLIC
DTSTAMP:20080109T234718Z
SEQUENCE:0
END:VTODO
END:VCALENDAR