ErrorException:
Attempt to read property "ID" on null

  at /srv/www/sites/CAPE/CAPE_MAX/com.maxicours.www/releases/4926777-v690/se/wp-content/themes/mymaxicours/app/datalayer.php:51
  at Illuminate\Foundation\Bootstrap\HandleExceptions->handleError(2, 'Attempt to read property "ID" on null', '/srv/www/sites/CAPE/CAPE_MAX/com.maxicours.www/releases/4926777-v690/se/wp-content/themes/mymaxicours/app/datalayer.php', 51, array())
     (/srv/www/sites/CAPE/CAPE_MAX/com.maxicours.www/releases/4926777-v690/se/wp-content/themes/mymaxicours/vendor/roots/acorn/src/Roots/Acorn/Bootstrap/HandleExceptions.php:49)
  at Roots\Acorn\Bootstrap\HandleExceptions->handleError(2, 'Attempt to read property "ID" on null', '/srv/www/sites/CAPE/CAPE_MAX/com.maxicours.www/releases/4926777-v690/se/wp-content/themes/mymaxicours/app/datalayer.php', 51)
     (/srv/www/sites/CAPE/CAPE_MAX/com.maxicours.www/releases/4926777-v690/se/wp-content/themes/mymaxicours/app/datalayer.php:51)
  at custom_datalayer('')
     (/srv/www/sites/CAPE/CAPE_MAX/com.maxicours.www/releases/4926777-v690/se/wp-includes/class-wp-hook.php:324)
  at WP_Hook->apply_filters(null, array(''))
     (/srv/www/sites/CAPE/CAPE_MAX/com.maxicours.www/releases/4926777-v690/se/wp-includes/class-wp-hook.php:348)
  at WP_Hook->do_action(array(''))
     (/srv/www/sites/CAPE/CAPE_MAX/com.maxicours.www/releases/4926777-v690/se/wp-includes/plugin.php:517)
  at do_action('wp_head')
     (/srv/www/sites/CAPE/CAPE_MAX/com.maxicours.www/releases/4926777-v690/se/wp-includes/general-template.php:3192)
  at wp_head()
     (/srv/www/sites/CAPE/CAPE_MAX/com.maxicours.www/releases/4926777-v690/se/wp-content/themes/mymaxicours/index.php:7)
  at include('/srv/www/sites/CAPE/CAPE_MAX/com.maxicours.www/releases/4926777-v690/se/wp-content/themes/mymaxicours/index.php')
     (/srv/www/sites/CAPE/CAPE_MAX/com.maxicours.www/releases/4926777-v690/se/wp-includes/template-loader.php:106)
  at require_once('/srv/www/sites/CAPE/CAPE_MAX/com.maxicours.www/releases/4926777-v690/se/wp-includes/template-loader.php')
     (/srv/www/sites/CAPE/CAPE_MAX/com.maxicours.www/releases/4926777-v690/se/wp-blog-header.php:19)
  at require('/srv/www/sites/CAPE/CAPE_MAX/com.maxicours.www/releases/4926777-v690/se/wp-blog-header.php')
     (/srv/www/sites/CAPE/CAPE_MAX/com.maxicours.www/releases/4926777-v690/se/index.php:17)