Drupal 8.x

Hi,

When upgrading from 8.5.x to 8.6.14 I get this message:

Warning: Class Drupal\Core\Extension\Extension has no unserializer in Drupal\Core\Cache\DatabaseBackend->prepareItem() (line 167 of core/lib/Drupal/Core/Cache/DatabaseBackend.php).

This problem gets discussed here.

https://www.drupal.org/project/drupal/issues/3031128

I have upgraded my multi-site application from 8.5.x to 8.6.x. ; have also updated the syntax of my custom profiles.

I have a few modules/themes in my custom profile; which appears to be no-more getting recognized by the application(After the upgrade) and am facing the below error : 

php-error Uncaught PHP Exception Drupal\Core\Theme\MissingThemeDependencyException: “Theme <THEME_NAME> has not been installed.” at /docroot/core/lib/Drupal/Core/Theme/ThemeInitialization.php line 122

Hi All,

What would be the best way to get the node content in a PDF file in Drupal 8.

Is there a contributed module which can perform this or should we opt for custom module using some pdf libraries.?

Thanks in advance.

Hi all.

First of all, my native language is finnish, so there might be some typos in text.

Is there any way to show content to one user. I'm photographer and currently using Wordpress / NextGen gallery and Sunshine photochart for image proofing. Now every model / customer can log in to their account and NextGen show's their content on photo gallery. Displayed content is show by their username (account) ID and there can be many galleries at one time to proof. Also is there way to upload multiple images at once to that user's specified gallery.

I need to Multivendor modul for my sit

Hello everyone,
let's say i have a house and i want to list all restaurants that deliver to my address How can i do this? Recently been playing with geolocation, but does not seen to have that feature...