This is archived documentation for Magento v2.2 and is no longer supported. Go to the latest documentation.

Known issues that affect installation

If you use the optional PHP extension xdebug, you can encounter exceptions:

Sample exception:

Fatal error: Maximum function nesting level of '100' reached, aborting!

To resolve this issue, you can:

  • Disable the xdebug extension.
  • Set the value of xdebug.max_nesting_level to a value of 200 or more. For more information, see xdebug documentation.

After you change the configuration of or disable xdebug, restart Apache:

  • CentOS: sudo service httpd restart
  • Ubuntu: sudo service apache2 restart