Help request, to eliminate the error message

[huKJB]

Prerequisites

• I have searched for duplicate or closed issues
• I can recreate the issue with all plugins disabled

Describe the issue

PHPMailer version. 6.9.1 to send an SMTP mail, everything works fine, but it gets into the error log off roundcube of the issue bug.
Rundcube is installed on the tarhely.eu service provider's server. rundcube is installed on the terhely.eu mail server. I don't have access to that.

What browser(s) are you seeing the problem on?

Edge

What version of PHP are you using?

8.2

What version of Roundcube are you using?

1.6.0

JavaScript errors

no

PHP errors

[30-Jul-2024 12:56:32 Europe/Budapest] PHP Warning: Undefined array key "storage" in /usr/local/cpanel/base/3rdparty/roundcube/program/include/rcmail_action.php on line 232
[30-Jul-2024 12:56:32 Europe/Budapest] PHP Warning: Undefined array key "message" in /usr/local/cpanel/base/3rdparty/roundcube/program/include/rcmail_action.php on line 239
[30-Jul-2024 12:56:32 Europe/Budapest] PHP Warning: Undefined array key "storage" in /usr/local/cpanel/base/3rdparty/roundcube/program/include/rcmail_action.php on line 232
[30-Jul-2024 12:56:32 Europe/Budapest] PHP Warning: Undefined array key "message" in /usr/local/cpanel/base/3rdparty/roundcube/program/include/rcmail_action.php on line 239
[30-Jul-2024 12:58:14 Europe/Budapest] PHP Warning: Undefined variable $config in /usr/local/cpanel/base/3rdparty/roundcube/plugins/cpanellogout/cpanellogout.php on line 18
[30-Jul-2024 12:58:14 Europe/Budapest] PHP Warning: Trying to access array offset on value of type null in /usr/local/cpanel/base/3rdparty/roundcube/plugins/cpanellogout/cpanellogout.php on line 18
[30-Jul-2024 12:58:14 Europe/Budapest] PHP Deprecated: strncmp(): Passing null to parameter #1 ($string1) of type string is deprecated in /usr/local/cpanel/base/3rdparty/roundcube/plugins/cpanellogout/cpanellogout.php on line 18

[alecpl]

These warnings are probably irrelevant. And you're using external plugins we do not support. You should probably ask cPanel for help.