PHP Fatal error: Uncaught Error: Call to undefined function get_field() in /home/biorgono/domains/biorgonomy.co.il/public_html/wp-content/themes/generatepress/functions.php:117
As you can see there is not 117 lines of code in there.
This means your functions.php has been edited and custom code has been added.
And the error is related to the custom code.
NOTE: You should never edit the Themes functions.php instead you should install a Child Theme: