/var/www/it.figu.org_quad/web/templates/figu/error.php:24:
object(TypeError)[679]
  protected 'message' => string 'method_exists(): Argument #1 ($object_or_class) must be of type object|string, null given' (length=89)
  private string 'string' (Error) => string '' (length=0)
  protected 'code' => int 0
  protected string 'file' => string '/var/www/it.figu.org_quad/web/administrator/components/com_acymailing/helpers/helper.php' (length=88)
  protected int 'line' => int 277
  private array 'trace' (Error) => 
    array (size=14)
      0 => 
        array (size=3)
          'file' => string '/var/www/it.figu.org_quad/web/administrator/components/com_acymailing/helpers/helper.php' (length=88)
          'line' => int 277
          'function' => string 'method_exists' (length=13)
      1 => 
        array (size=3)
          'file' => string '/var/www/it.figu.org_quad/web/components/com_acymailing/views/user/view.html.php' (length=80)
          'line' => int 80
          'function' => string 'acymailing_initJSStrings' (length=24)
      2 => 
        array (size=5)
          'file' => string '/var/www/it.figu.org_quad/web/components/com_acymailing/views/user/view.html.php' (length=80)
          'line' => int 17
          'function' => string 'modify' (length=6)
          'class' => string 'UserViewUser' (length=12)
          'type' => string '->' (length=2)
      3 => 
        array (size=5)
          'file' => string '/var/www/it.figu.org_quad/web/libraries/src/MVC/Controller/BaseController.php' (length=77)
          'line' => int 664
          'function' => string 'display' (length=7)
          'class' => string 'UserViewUser' (length=12)
          'type' => string '->' (length=2)
      4 => 
        array (size=5)
          'file' => string '/var/www/it.figu.org_quad/web/components/com_acymailing/controllers/user.php' (length=76)
          'line' => int 123
          'function' => string 'display' (length=7)
          'class' => string 'Joomla\CMS\MVC\Controller\BaseController' (length=40)
          'type' => string '->' (length=2)
      5 => 
        array (size=5)
          'file' => string '/var/www/it.figu.org_quad/web/components/com_acymailing/controllers/user.php' (length=76)
          'line' => int 100
          'function' => string 'subscribe' (length=9)
          'class' => string 'UserController' (length=14)
          'type' => string '->' (length=2)
      6 => 
        array (size=5)
          'file' => string '/var/www/it.figu.org_quad/web/libraries/src/MVC/Controller/BaseController.php' (length=77)
          'line' => int 702
          'function' => string 'modify' (length=6)
          'class' => string 'UserController' (length=14)
          'type' => string '->' (length=2)
      7 => 
        array (size=5)
          'file' => string '/var/www/it.figu.org_quad/web/components/com_acymailing/acymailing.php' (length=70)
          'line' => int 74
          'function' => string 'execute' (length=7)
          'class' => string 'Joomla\CMS\MVC\Controller\BaseController' (length=40)
          'type' => string '->' (length=2)
      8 => 
        array (size=4)
          'file' => string '/var/www/it.figu.org_quad/web/libraries/src/Component/ComponentHelper.php' (length=73)
          'line' => int 402
          'args' => 
            array (size=1)
              ...
          'function' => string 'require_once' (length=12)
      9 => 
        array (size=5)
          'file' => string '/var/www/it.figu.org_quad/web/libraries/src/Component/ComponentHelper.php' (length=73)
          'line' => int 377
          'function' => string 'executeComponent' (length=16)
          'class' => string 'Joomla\CMS\Component\ComponentHelper' (length=36)
          'type' => string '::' (length=2)
      10 => 
        array (size=5)
          'file' => string '/var/www/it.figu.org_quad/web/libraries/src/Application/SiteApplication.php' (length=75)
          'line' => int 194
          'function' => string 'renderComponent' (length=15)
          'class' => string 'Joomla\CMS\Component\ComponentHelper' (length=36)
          'type' => string '::' (length=2)
      11 => 
        array (size=5)
          'file' => string '/var/www/it.figu.org_quad/web/libraries/src/Application/SiteApplication.php' (length=75)
          'line' => int 233
          'function' => string 'dispatch' (length=8)
          'class' => string 'Joomla\CMS\Application\SiteApplication' (length=38)
          'type' => string '->' (length=2)
      12 => 
        array (size=5)
          'file' => string '/var/www/it.figu.org_quad/web/libraries/src/Application/CMSApplication.php' (length=74)
          'line' => int 225
          'function' => string 'doExecute' (length=9)
          'class' => string 'Joomla\CMS\Application\SiteApplication' (length=38)
          'type' => string '->' (length=2)
      13 => 
        array (size=5)
          'file' => string '/var/www/it.figu.org_quad/web/index.php' (length=39)
          'line' => int 49
          'function' => string 'execute' (length=7)
          'class' => string 'Joomla\CMS\Application\CMSApplication' (length=37)
          'type' => string '->' (length=2)
  private ?Throwable 'previous' (Error) => null