Drupal 8.x

I cannot finish installing drupal-8. I have tried to delete the whole drupal folder and started again but i am facing the same problem. Please help solve that

Hello,

I get this error in line 28

	$nid = $node->nid->value;

Notice: Trying to get property 'nid' of non-object in Drupal\rsvplist\Form\RSVPForm->buildForm() (line 28 of modules\custom\rsvplist\src\Form\RSVPForm.php).

I only obtain this in the web page :

The website encountered an unexpected error. Please try again later.
Error: Class 'Drupal\system\PathProcessor\PathProcessorFiles' not found in Drupal\Component\DependencyInjection\Container->createService() (line 258 of core/lib/Drupal/Component/DependencyInjection/Container.php).

whit Drupal 8 and PHP 7.3

where i can have more logs or trace

My theme is Bartik on Drupal 8.7.8. Default language will be English.

I will have a tag called About on all pages. Clicking About shall

show a page with a declaration for the site in English.

Preferably on the 'English' page there should be clickable images/links pointing to

a small number of About-pages in different languages respectively.

Is such a scenario possible for my present theme (Bartik)?

Hello,

I am trying to setup a new drupal installation and I am facing one little problem.

I have my server url: https://private.localserver.in:8085/ and my public url https://public.be/d8/

I can  access using both: perfect