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Fix: Unable to start TLS: SSL connect attempt failed error:14090086:SSL routines:ssl3_get_server_certificate:certificate verify failed when connecting to ldap master.Cannot determine services – exiting

Rumi, September 1, 2018

My ZImbra 8.6 was throwing the following error once after my letsencrypt SSL got expired:

Unable to start TLS: SSL connect attempt failed error:14090086:SSL routines:ssl3_get_server_certificate:certificate verify failed when connecting to ldap master.Cannot determine services - exiting

The Fix:

In order to fix the problem you need to modify the following parameters as Zimbra user:

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

Then restart zimbra by using

zmcontrol restart

Hope it’ll restarted

Administrations Configurations (Linux) zimbraZimbra SSL

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Comments (15)

  1. Gebre says:
    October 9, 2018 at 2:32 pm

    Thank you bro. You save my life

    Reply
  2. Jacek says:
    November 19, 2018 at 3:11 am

    A better way is to generate a new certificate and make deploycrt….

    Reply
    1. Rumi says:
      November 19, 2018 at 10:38 am

      You are right- but it was a necessary first to run the mail system functional 🙂

      Reply
  3. TonyGravagno says:
    December 2, 2018 at 3:17 am

    I just had this happen. Thank you very much for this post on the topic.

    Reply
  4. Seiuydou says:
    December 31, 2018 at 5:15 pm

    Thanks alot i have used
    zmlocalconfig -e ldap_starttls_required=false
    zmlocalconfig -e ldap_starttls_supported=0

    Reply
  5. anime_freak says:
    February 19, 2019 at 4:42 pm

    Thanks Sir , It worked !

    Reply
  6. OrlandoMedina says:
    March 22, 2019 at 12:00 am

    Thanks Bro! you saved my life today!!!!!!

    Reply
  7. Alex says:
    July 6, 2019 at 2:18 pm

    thank you so much! you saved my life!

    Reply
  8. ananta Kattel says:
    May 25, 2020 at 11:32 am

    thank you so much

    Reply
  9. adrastos says:
    December 21, 2020 at 12:32 pm

    Worked perfectly. Thanks

    Reply
  10. Alex says:
    July 13, 2021 at 3:20 am

    Thanks, work for me!! After install SSL certificate in my domain

    Reply
  11. Edwige YOBO says:
    October 17, 2022 at 7:19 pm

    Thank you very much. It works

    Reply
  12. Geeth From Sri lanka says:
    October 20, 2022 at 9:58 am

    it’s working fine .Thank you

    Reply
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Myself…

Hi, I am Hasan T. Emdad Rumi, an IT Project Manager & Consultant, Virtualization & Cloud Savvyfrom Dhaka, Bangladesh. I have prior experience in managing numerous local and international projects in the area of Telco VAS & NMC, National Data Center & PKI Naitonal Root and CA Infrastructure. Also engaged with several Offshore Software Development Team.

Worked with Orascom Telecom-Banglalink, Network Elites as VAS partner, BTRC, BTT (Turkey) , Mango Teleservices Limited and Access to Informaiton (A2I-UNDP)

Currently working at Oracle Corporation as Principal Technology Solution and Cloud Architect.

You can reach me [h.t.emdad at gmail.com] and I will be delighted to exchange my views.

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