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inc.php and modified the following config value: $config['smtp_port'] = 465;. it is useful for any one who has installed roundcube into ...

... even after trying to send mails using Webmail. We will be receiving following error:- SMTP Error (-1): Connection to server failed

There should be so many reasons if you get the error Error (-1): Connection to server failed while trying to send the emails from the cPanel. We can fix this error by performing the following …

I had the same problem, Finally I've solved it. I got the answer: I opened my wamp/roundcubemail/config/defaults.inc.php; Modified the following config ...

ag wrote: What about this error in mail.err (my last post)?. It means Roundcube cannot connect to smtp service (connection denied) ...

Method 2 · Open CSF firewall in vi editor. # vi /etc/csf/csf.conf · Commonly the issue should be with the following code. SMTP_BLOCK = 1. SMTP_ALLOWLOCAL = 0.

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If you see SMTP_BLOCK = "1" then it mean that outgoing connections to 25, 465, 587 are forbidden. Unfortunately it blocks connections from ...

Unable to send message from Roundcube: SMTP Error (-1): Connection to server failed - Support Cases - Plesk Knowledge Base

What Is SMTP Error -1?

27.07.2015 · July 27, 2015 The Geek Decoder Leave a comment Plesk, Roundcube. Issue: Please server with postfix and roundcube. Pots changed for SMTP mail. Edit the roundcube config: 1. /usr/share/psa-roundcube/config. Check that the config is correct: SMTP server host. 1.

Mail server SSL/TLS certificate expired. Resolution. Renew the certificate for Mail Server. Log in to Plesk. Follow the instructions here: update the mail server’s certificate. Additional information. Unable to log into RoundCube: Connection to storage server failed

RoundCube fails to open; Dovecot reports i_stream_seekable_write_failed Unable to login to Roundcube/Horde Webmail ( Hostname domain is the same as account domain ) Corrupted record in index cache file

This is is now the exim mail server should be working and you will be able to send the emails from the RoundCube.

Fix Common Gmail Pop3 Errors · Repeatedly prompted for your username and password or 'invalid credentials' error. · The connection to the server has failed. · The ...

Feb 20, 2018 · We are a team of professionals, and specialize in installation, configuring and managing of remote virtual and dedicated servers powered by Linux/Unix-like OS with DirectAdmin.

How to Fix SMTP Error (-1): Connection to Server Failed · 1) Login to WHM. · 2) Navigate to “ConfigServer Security & Firewall” under “Plugins” ...

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Plesk Onyx for Linux. Symptoms. The following error pops up after logging into Roundcube WebMail: Connection to storage server failed. Unable to ...

20.02.2018 · Unfortunately it blocks connections from Roundcube too. It can be fixed without disabling SMTP block, the following way. You need to add user webapps into SMTP_ALLOWUSER and restart csf/lfd. Check: # grep ^SMTP_ /etc/csf/csf.conf SMTP_BLOCK = "1" SMTP_ALLOWLOCAL = "0" SMTP_REDIRECT = "0" SMTP_PORTS = "25,465,587" …