Unable to start TLS

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Joined: Wed May 16, 2018 4:54 pm

Unable to start TLS

Postby cinampr » Wed May 16, 2018 5:04 pm

Hi everyone

I have zimbra collaboration opensource in esxi 6.0 host , last night I just turn the machines and host off for increasing the amount of RAM . but when I turn on the host and machine the zimbra does not start correctly and get this error

Starting ldap...Done.
Unable to start TLS: SSL connect attempt failed error:14090086:SSL routines:ssl3_get_server_certificate:certificate verify failed when connecting to ldap master.

does anyone know whats wrong ?
please help !


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Posts: 116
Joined: Sat Sep 13, 2014 2:20 am
ZCS/ZD Version: Release 8.8.9.GA.3019.UBUNTU14.64

Re: Unable to start TLS

Postby axslingr » Wed May 16, 2018 9:49 pm

You can try stopping zimbra services, run these two commands and start zimbra back up:

Code: Select all

zmlocalconfig -e ldap_starttls_supported = 0
zmlocalconfig -e ldap_starttls_required = false


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