Body: <p>after running the install script it redirects to a blank screen.
  On phpmyadmin appears that the db is installed correctly.
  wordpress error give the folowing error:</p>
  
  <pre><code>Fatal error: Uncaught Error: Class 'Symfony\Component\DependencyInjection\LazyProxy\PhpDumper\NullDumper' not found in /var/www/html/organisatie/wp-content/plugins/civicrm/civicrm/vendor/symfony/dependency-injection/Symfony/Component/DependencyInjection/Dumper/PhpDumper.php:172
  Stack trace: 
  #0 /var/www/html/organisatie/wp-content/plugins/civicrm/civicrm/vendor/symfony/dependency-injection/Symfony/Component/DependencyInjection/Dumper/PhpDumper.php(620): Symfony\Component\DependencyInjection\Dumper\PhpDumper-&gt;getProxyDumper()
  #1 /var/www/html/organisatie/wp-content/plugins/civicrm/civicrm/vendor/symfony/dependency-injection/Symfony/Component/DependencyInjection/Dumper/PhpDumper.php(680): Symfony\Component\DependencyInjection\Dumper\PhpDumper-&gt;addService('angular', Object(Symfony\Component\DependencyInjection\Definition))
  #2 /var/www/html/organisatie/wp-content/plugins/civicrm/civicrm/vendor/symfony/dependency-injection/Symfony/Component/DependencyInjection/Dumper/PhpDumper.php(154): Symfony\Component\DependencyInjection\Dum in /var/www/html/organisatie/wp-content/plugins/civicrm/civicrm/vendor/symfony/dependency-injection/Symfony/Component/DependencyInjection/Dumper/PhpDumper.php on line 172
  </code></pre>
  
Comments.ContentLicense: CC BY-SA 4.0
Comments.CreationDate: 2018-07-30T10:08:59.730Z
Comments.Text: What version of CiviCRM are you using?  Did you follow the installation guide here: https://docs.civicrm.org/sysadmin/en/latest/install/wordpress/ ?
Comments.UserDisplayName: Aidan
Comments.ContentLicense: CC BY-SA 4.0
Comments.CreationDate: 2018-08-07T12:11:57.883Z
Comments.Text: I'm running: Civicrm 5.3.1  on wordpress 4..9.8  The  only other plugins: Akismet and  hallo Dolly. And yes, I folowed  the install instructions.
Comments.UserDisplayName: MadEmegentArt
Tags: <wordpress><error><install>
Title: error after clean install
ThreadText: # error after clean install
  
  (Asked by: username_0 on 2018-07-24)
  
  after running the install script it redirects to a blank screen.
  On phpmyadmin appears that the db is installed correctly.
  wordpress error give the folowing error:
  
  ```
  Fatal error: Uncaught Error: Class 'Symfony\Component\DependencyInjection\LazyProxy\PhpDumper\NullDumper' not found in /var/www/html/organisatie/wp-content/plugins/civicrm/civicrm/vendor/symfony/dependency-injection/Symfony/Component/DependencyInjection/Dumper/PhpDumper.php:172
  Stack trace: 
  #0 /var/www/html/organisatie/wp-content/plugins/civicrm/civicrm/vendor/symfony/dependency-injection/Symfony/Component/DependencyInjection/Dumper/PhpDumper.php(620): Symfony\Component\DependencyInjection\Dumper\PhpDumper->getProxyDumper()
  #1 /var/www/html/organisatie/wp-content/plugins/civicrm/civicrm/vendor/symfony/dependency-injection/Symfony/Component/DependencyInjection/Dumper/PhpDumper.php(680): Symfony\Component\DependencyInjection\Dumper\PhpDumper->addService('angular', Object(Symfony\Component\DependencyInjection\Definition))
  #2 /var/www/html/organisatie/wp-content/plugins/civicrm/civicrm/vendor/symfony/dependency-injection/Symfony/Component/DependencyInjection/Dumper/PhpDumper.php(154): Symfony\Component\DependencyInjection\Dum in /var/www/html/organisatie/wp-content/plugins/civicrm/civicrm/vendor/symfony/dependency-injection/Symfony/Component/DependencyInjection/Dumper/PhpDumper.php on line 172
  
  ```
  
  **Tags:** wordpress, error, install
  
  > **Comments:**
  > **username_1**: What version of CiviCRM are you using?  Did you follow the installation guide here: https://docs.civicrm.org/sysadmin/en/latest/install/wordpress/ ?  
  > **username_0**: I'm running: Civicrm 5.3.1  on wordpress 4..9.8  The  only other plugins: Akismet and  hallo Dolly. And yes, I folowed  the install instructions.  
  
  ---
  
  ## 0 answers
  
  