Im sending mails with no problems, replying no problems, BUT when i reply to e-mail that has for exapmle pictures in signature i got "Failed to reach server" error
(https://i.postimg.cc/7LMjw43g/drugo.png)
but when i delete this signature with images, tables and so on it goes through.
how do i fix it.
(https://i.postimg.cc/RZ1gnRWq/drugo.png)
thnx
What does the Roundcube and web server error logs say?