Steps to Increase Maximum Contact Limit for a User

Increase Maximum Contact Limit for a User

   KB 23344        Last updated on 2020-05-23  

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Zimbra Desktop shows contact limit exceeded error.

Following exception occurs while max contact limit exceeded.

com.zimbra.cs.mailbox.MailServiceException: exceeded limit of 10000 contacts
Code:mail.TOO_MANY_CONTACTS Arglimit, NUM, "10000")
         at com.zimbra.cs.mailbox.MailServiceException.TOO_MANY_CONTACTS(
         at com.zimbra.cs.mailbox.Mailbox.updateContactCount(
         at com.zimbra.cs.mailbox.Contact.create(
         at com.zimbra.cs.mailbox.Mailbox.createContact(
         at com.zimbra.cs.mailbox.InitialSync.syncContact(
         at com.zimbra.cs.mailbox.InitialSync.syncContacts(
         at com.zimbra.cs.mailbox.DeltaSync.syncItems(
         at com.zimbra.cs.mailbox.DeltaSync.deltaSync(
         at com.zimbra.cs.mailbox.DeltaSync.sync(
         at com.zimbra.cs.mailbox.DeltaSync.sync(
         at com.zimbra.cs.mailbox.MailboxSync.sync(
         at com.zimbra.cs.mailbox.ZcsMailbox.sync(
         at com.zimbra.cs.mailbox.ZcsMailbox.syncOnTimer(
         at com.zimbra.cs.mailbox.SyncMailbox$
         at java.util.TimerThread.mainLoop(Unknown Source)
         at Source)


By default all user accounts allowed to store 10000 contacts.

This setting controlled by the attribute 'zimbraContactMaxNumEntries', and with the following steps we can check and update currently configured value.

1). Command to check :-

zmprov ga USERNAME@DOMAIN.COM zimbraContactMaxNumEntries  

2). Command to update:-

zmprov ma USERNAME@DOMAIN.COM zimbraContactMaxNumEntries 20000 

Note: Replace USERNAME@DOMAIN.COM with the actual user name according to your environment.

Submitted by: Heera Singh Koranga
Verified Against: ZCS 8.8, 8.7, 8.6, 8.5, 8.0.x, 7.x Date Created: 2017-08-23
Article ID: Date Modified: 2020-05-23

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