[MAILBOX]
ID: VOH_VMB
Name: VOH VMB
Enable Mailbox: Checked
Permanently delete from inbox: Checked
Transport: IMAP
Host: serverdomain.ch
Username/Email: vmb@mydomain.ch
Password: Password
Swift Mailer ID: VOH VMB
Once you check with the below cases:
This Issue generally comes due to:
1. Your credentials are not correct in the mailbox setup to check once again created the app password.
2. Not sufficient permission provided for reading emails.
3. Some authentication failures due to any certificate check.
Once you will tried with your hostname should be like this in the mailbox setup:
{your-host-name:993/imap/ssl}INBOX
In the uvdesk_mailbox.yaml file hostname should be shown like this:
host: '{your-host-name:993/imap/ssl}INBOX'
After that you have cleared the cache of your project follow the below command:
$ php bin/console c:c
Now run the mailbox refresh command:
$ php bin/console uvdesk:refresh-mailbox your-mailbox-id