Upload & Sync directories/files (without password prompt)  

SSH Key 

 ssh-keygen

Copy SSH Key to Remote Server

 ssh-copy-id -i ~/.ssh/id_rsa.pub remoteUser123@remote-host-or-ip

Sync Files & Directories

Values in handlers > remote post > advanced > custom_data ("/admin/structure/webform/manage/myform123/handlers"):

Problem:

PHP Fatal error:  Uncaught Error: Class "ZipArchive" not found in

Solution 1:

sudo apt install php-zip
sudo systemctl restart apache2

Solution 2:

Edit: /etc/php/8.3/cli/php.ini

Activate extension=zip (by removing ;)

Solution:

hostnamectl set-hostname myserver123.example.com

Problem:

The Drush launcher could not find a local Drush in your Drupal site

Solution?

GET:

$url_via_get = \Drupal::request()->query->get('url');

POST:

$url_via_post = \Drupal::request()->request->get('url');

GET [or] POST:

$url_via_get_or_port = \Drupal::request()->get('url');

Problem:

InvalidArgumentException: The controller for URI "/admin/flush" is not callable. in Drupal\Core\Controller\ControllerResolver->getControllerFromDefinition() (Line 53 in /var/www/core/lib/Drupal/Core/Controller/ControllerResolver.php).

Solution?

Problem:

#drush cr
 [error]  Symfony\Component\HttpKernel\Exception\NotAcceptableHttpException: No route found for the specified format html. Supported formats: csv, json. in Drupal\Core\Routing\RequestFormatRouteFilter->filter() (line 65 of /var/www/core/lib/Drupal/Core/Routing/RequestFormatRouteFilter.php).

Solution?

Error 1:

Fatal error: Composer detected issues in your platform: Your Composer dependencies require a PHP version

Error 2 (#mysql -u mydbuser1 -p mydb1 < db.sql):

Error:

Exception: Object of type stdClass cannot be printed. in Drupal\Core\Template\TwigExtension->escapeFilter() (Line 459 in /var/www/web/core/lib/Drupal/Core/Template/TwigExtension.php).

Solution

There may be a syntax error in your Twig code or you should change the order of fields in Drupal Views.