Thunderbird Active Directory LDAP lookups – hang issues

I was facing a lot of issues doing LDAP lookups on my company’s LDAP server. The searches were happening but they were very very slow, so most of the times while replying to an e-mail and selecting addresses, the Thunderbird application just hung.

I am using Ubuntu 7.10 with Thunderbird in my office which has an Active Directory Setup. The comment as posted on with the comment permalink being

The solution for me was, just using Port 3268 instead of Port 389 which is common for LDAP. I am a happy man now 🙂


7 thoughts on “Thunderbird Active Directory LDAP lookups – hang issues

  1. Thunderbird and Active Directory Autocomplete Lockups | CerealKillers

  2. Hello, this is great. I was struggling with this problem for quite a while now. The problem also affects Thunderbird 24.5.0.
    The resolution works superb!
    Thanks for sharing.

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