It's a bug.
https://bugzilla.zimbra.com/show_bug.cgi?id=45852
Workaround
1) Edit /opt/zimbra/zimlets-deployed/com_zimbra_email/email.
js
2) Go to line 29, and add the following *under* line 29
AjxDispatcher.require(["ContactsCore", "Contacts"]);
OLD
===
Com_Zimbra_Email.prototype.init =
function() {
if (appCtxt.get(ZmSetting.CONTACTS_ENABLED)) {
this._composeTooltipHint = ZmMsg.leftClickComposeHint + "
" + ZmMsg.rightClickHint;
this._newTooltipHint = ZmMsg.leftClickNewContactHint + "
" + ZmMsg.rightClickHint;
New
===
Com_Zimbra_Email.prototype.init =
function() {
if (appCtxt.get(ZmSetting.CONTACTS_ENABLED)) {
AjxDispatcher.require(["ContactsCore", "Contacts"]);
this._composeTooltipHint = ZmMsg.leftClickComposeHint + "
" + ZmMsg.rightClickHint;
this._newTooltipHint = ZmMsg.leftClickNewContactHint + "
" + ZmMsg.rightClickHint;
After the edit run the following flush cache commands:
zmprov fc zimlet com_zimbra_email
zmprov fc config
zmprov fc server `zmhostname`