Questions tagged [thunderbird]

For questions relating to the email client from Mozilla Messaging.

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21 views

Free/Busy not working from Lightening

I am using Thunderbird version 60.6.1 with Lighting version 6.2.5 and Inverse SOGO connector 60.0.2 to sync my address book from my server ( Horde Groupware Webmail Edition 5.2.22). When i go to ...
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234 views

Thunderbird doesn't trust a valid CA Certificate

So Basically I sent a digitally signed email using a certificate issued by Sectigo RSA Client Authentication and Secure Email CA. Now the recipient of the email replied to me with a certificate ...
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1answer
58 views

Outlook and Thunderbird connecting to IMAP server where mail has been deleted

Have a rebuilt IMAP mail server which is missing emails for a time period. I have tried to search but only found articles about migration. Question is, will outlook and thunderbird etc sync such ...
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1answer
365 views

Can't send an email via E-mail client for Postfix/Dovecot

On my server with Postfix, Dovecot and Postgresql I can receive email flawsly, but not send them. Via Thunderbird. When trying to send it, I see this in the logs of Postfix: postfix/qmgr[14391]: ...
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114 views

Thunderbird on Windows 10 very slow Dovecot

A client have following set up - Dedicated CentOS 6.x server running Postfix + Dovecot 2.0.9 in some data center. 5-6 Windows 10 client computers with latest Thunderbird (IMAP) Some Windows 7 client ...
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217 views

Thunderbird sub folders grayed out after migrating to new mail server (postfix,dovecot,docker)

I migrated my old mail server (postfix,dovecot,...) to a new one (same services but with docker). In addition I changed the mail dir of the single account from .../domain.tld/name/Maildir to .../...
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0answers
376 views

Postfix/Dovecot: Thunderbird can't move to sent

I have a small mail server set up using postfix and dovecot. All is well; I have proper certificates, multiple isolated users, etc. However, when sending a message from Thunderbird I get an error: "...
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57 views

dovecot (+sendmail) fails to get email into thunderbird

I ain't able to get emails into my email application (thunderbird). I use 143 Imap to connect which i have tested with telnet and was able to login. But if i select the inbox with telnet it returns "...
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2answers
607 views

Thunderbird refuses to connect to dovecot with letsencrypt cert

I've set up https://hub.docker.com/r/tvial/docker-mailserver/ with a Letsencrypt certificate and it seems to work. For instance, using openssl, I can connect: openssl s_client -host test-mail....
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1answer
146 views

SSL Errors in log after thunderbird fails

I am new to operating an email server (postfix + dovecot), and things seem to be working with my preferred email client (mutt), but when I try to use thunderbird, thunderbird fails to connect (and ...
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1answer
251 views

thunderbird.cfg trust ca root certificate

We have just started using Thunderbird autoconfiguration and find it really useful for automatically creating the company standard imap, smtp and ldap accounts for every user that launches the mail ...
3
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1answer
824 views

Need help automating thunderbird deployment with our own root certificate

We are in the process of setting up a self-hosted mail solution in our lab and we're required to be our own CA. The problem we're having is that Thundebird is complaining that our root certificate is ...
1
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1answer
318 views

I use postfix, why does my Maildir contain 14,000 files?

As I am about to drop a server, I thought, I should clean up my Maildir directory, just in case. It may contain some emails with password and such so I do not want those to be readable by others. I ...
2
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1answer
66 views

(“remotely”) Managing filters with Horde 3.3.13

I'm using Horde 3.3.13 (which is an old version I know) and uses the filters all the time. I know that thunderbird, for instance, also support filters. Is there a way to synchronize the filters on ...
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0answers
2k views

354 End data with <CR><LF>.<CR><LF>, mail not sent

I know, there is already an answer to this smtp-status, but sorry: i don't get it. A Customer of mine sends a big amount of mails and some can't be send cause of: This is the mail system at host ...
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1answer
214 views

Unable to login to email server that I can telnet to?

I just finished following this tutorial on Digital Ocean for configuring a Dovecot, MySQL, and Postfix email server. I did not follow it to the end. (I didn't install Spam Assassin.) I also used a ...
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85 views

Sendmail + Qpopper + Dovecot

this is our configuration, we used Sendmail, Qpopper POP3 for clients as Outlook/Thunderbird, Dovecot as IMAP for Rouncube/SquirrelMail. Dovecot is used only for webmails but i want used IMAP for ...
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1answer
579 views

Thunderbird STARTTLS fails connecting to Cyrus-IMAP 2.2.13

Today all of a sudden my Icedove mail clients (38.7.0) ceased working using STARTTLS after I renewed the server certificate. Plain text IMAP works fine. The server logs STARTTLS negotiation failed ...
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2answers
3k views

Cannot connect to Postfix from Outlook or Thunderbird

I've managed to install postfix, it works, when i am logged into my VPS as root I can send and receive mail fine. But the problem is i cannot connect with thunderbird or outlook. I also cannot ...
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4answers
807 views

How to configure MAILSERVER so that MAIL CLIENTS can automatically find settings

I have a mail server: postfix; dovecot; mysql; ssl cert. That is work. But, how to configure my MAILSERVER so that MAIL CLIENTS (thunderbird, apple mail, outlook) can automatically find settings ?
2
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1answer
2k views

Thunderbird roaming profile best practice

I'm running a small windows network (AD) where we use Thunderbird to retrieve mails via IMAP. However, some users have also created local folders in order to archive messages. The goal is that users ...
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0answers
148 views

AD Domain: Deploy Thunderbird Gmail Settings

In our (small) organization, we are using Google Apps (aka Gmail for business) as an email service. We found Thunderbird to be a good client for Google Apps and wish to keep using it. Now, we are ...
2
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0answers
655 views

Autoconfig and Autodiscover records added, Mail Apps still not discovering configuration

I have setup autodiscover and autoconfig configuration over my linux server Auto Discover Auto Config by following this Tutorial but my mailing apps are still not getting the configuration ...
9
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1answer
315 views

Postfix Multi Domain Email Going to Spam

I have read over the other post from other users on this site about this topic. I think I see my problem but cannot figure out where to change it. My configuration: RDNS for 107.170.172.XXX: ...
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2answers
176 views

One email address recognized as spam [duplicate]

Emails send from some of the addresses in one domain are marked as spam by multiple email clients. Since just few addresses within the domain are marked as spam, I do not think it is a domain problem, ...
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2answers
1k views

Postfix configuration with Dovecot, MySQL, and SpamAssasin

I am relatively familiar with Debian and have been trying to setup a mail server with this tutorial. Now i have gone through all the comments provided on the website to try route out the problem but ...
2
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1answer
13k views

IMAP TLS connection to Dovecot fails

Original title: IMAP connection to Dovecot fails only from Thunderbird I have set up Dovecot with SSL (TLS) on port 993. I can connect with Outlook, PHP SMTP and Android Mail, however Thunderbird ...
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1answer
752 views

Out-of-date IMAP back-up - restore emails from Client?

The IMAP server just died (Dovecot with Maildirs). The back-up is 1 day old. The missing day of emails is available on the Thunderbird local client. If the IMAP server is restored from backup, on ...
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1answer
1k views

Lockdown Mozilla Thunderbird on Windows Remote Desktop Services

I've installed Mozilla Thunderbird 31.3.0 on a Windows Server 2012 R2 which has the Remote Desktop Services role. I want to configure the Thunderbird program and set each user's email account etc and ...
5
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2answers
3k views

Dovecot SSL Certificate is not accepted

I have certificates issued from StartSSL, which is a trusted authority for certificates, and my websites work with its certificates with no problems and no complaints from all browsers about any trust ...
4
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2answers
34k views

SSL_accept error when mail client connect to postfix

I've managed to set up postfix and dovecot with self-signed certificate on my server. I can send and receive email using telnet command there. Now I want to connect to my mail server from a ...
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0answers
559 views

Thunderbird and Dovecot, INBOX is not synchronized on multiple pcs

i have a little problem with Thunderbird mail and Dovecot. I use the the latest stable from Thunderbird and connect my mail account about the IMAP protocol. Now i have an office PC and a Notebook, on ...
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1answer
302 views

starttls fails after IP address change

I have changed the IP address of our exim mail server (the virtual machine has been copied to a different host, also the network configuration is using NAT). Now it no longer accepts STARTTLS ...
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3answers
3k views

Exim after Thunderbird update: “Could not negotiate a supported cipher suite” [closed]

Recently, after I installed updates on my Kubuntu 14.04. system and a new version of thunderbird was installed, I could not send emails any more. It prompts: Sending of message failed. The message ...
2
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1answer
184 views

Dovecot not serving old migrated emails for some clients

I have just migrated my emails to a new mail server. The old and the new server had the exact same setup using MailDir with fetchmail, procmail and dovecot. The configurations of those three ...
2
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1answer
668 views

IMAP Email issue - Not logging in with correct password [closed]

A little while ago, my email stopped working all of a sudden. The email is hosted on a cPanel server, and it seems to be just my accounts (I have 2 different emails, on 2 domains that are both not ...
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0answers
506 views

How to setup an openldap addressbook for thunderbird secure s/mime email ?

I want to setup an ldap server that will hold an addressbook of users their emails their smime certificates. I want to use this ldap server as an addressbook in thunderbird and/or other mail clients ...
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1answer
1k views

I can not use calendars hosted on the server with Thunderbird and Lightning [closed]

I am trying to use Thunderbird and Lightning to use caldav calendars. Still does not work. I have no experience with calendars, you likely have some things wrongly configured. I installed cyrus-...
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2answers
386 views

Install Mozilla Thunderbird on NAS [closed]

I have a small office with 3 computers running Linux Ubuntu. All the data are stored in a NAS drive (WD MyBook Live). I would like to - somehow - be able to access the email archives as well from each ...
0
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1answer
467 views

Configure apache for subdomain.* style entries (mail autoconfiguration)

I am trying to create a site for the outlook and thunderbird autoconfiguration, in both cases they are using a specific subdomain to pull the configuration xml. You need to create the following ...
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1answer
146 views

How to safely move mailbox to another server?

I have a hosting for my client on a shared server (website, domain and mailboxes) and I want to change the provider and move everything to another server. Moving the website is as easy as copying the ...
4
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2answers
7k views

Thunderbird not trusting certificate signed with self-signed authority

I have generated a self-signed certificate authority using mydomain.org as the common name. I imported the public certificate using Thunderbird's certificate manager under the "Authorities" tab. So ...
2
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1answer
802 views

Self-signed certificates for thunderbird

I want to set self-signed certificates in thunderbird but got some warnings when I try to sent message: Unable to put a digital signature. Make sure that the certificates specified in the account ...
2
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1answer
3k views

Active Directory: Thunderbird LDAP autocompletion not working with Kerberos auth

The Problem: I'm trying to configure an LDAP mail autocompletion - a built-in functionality of Mozilla Thunderbird 17.0.5 @ Windows 7 x64 in 2008R2 domain environment. The OS is a fresh, out-of-the-...
2
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2answers
6k views

Ubuntu server postfix + dovecot authentication, wrong password

I am trying to setup basic e-mail server just for me on my Ubuntu 12.04 following these guides. https://help.ubuntu.com/community/Postfix https://help.ubuntu.com/community/Dovecot I executed ...
2
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1answer
436 views

Does enigmail for thunderbird encrypt title of message

From what I've read, encrypting an email with pgp/mime with thunderbird+enigmail will encrypt the entire message including attachments. Does this also include the message subject title? If not, is ...
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1answer
855 views

setting up Thunderbird and Exchange 2007 server

I want to use Thunderbird with Exchange 2007. Before I used Outlook and everything worked fine. Now I set up the following settings in Thunderbird: Inbox IMAP Server Address: 192.168.0.1 Port: 143 ...
2
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1answer
191 views

Thunderbird disconnecting from Dovecot

I'm managing a Dovecot POP3 server which serves large number of users. Some of these users are in remote locations. I'm getting reports about users whose Thunderbird clients show the number of mails ...
4
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2answers
8k views

How to configure postfix and dovecot so that thunderbird can automatically find settings

Our mailserver is a Ubuntu Server box with a Postfix/Dovecot combination. We enabled starttls with a correct certificate and everything is working ok. A lot of our users are using Thunderbird for ...
2
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0answers
187 views

mutt, smime, decrypt with one of two different keys

This is an odd one. We want to have an encrypted e-mail list. There are a few ways to do this, but in the interim what we've done is created a public/private keypair via openssl for our e-mail list (...