Joomla admin blank screen hotfix
Some of the error messages (J! backend)
Undefined variable: recommendedVersion in /plugins/quickicon/phpversioncheck/phpversioncheck.php on line 177
Undefined variable: recommendedVersionEndOfSupport in /plugins/quickicon/phpversioncheck/phpversioncheck.php on line 178
Fatal error: Call to a member function format() on null in /plugins/quickicon/phpversioncheck/phpversioncheck.php on line 178
The problem is with public_html/plugins/quickicon/phpversioncheck/phpversioncheck.php file.
Quick fix
Open the file plugins/quickicon/phpversioncheck/phpversioncheck.php
Change this part of the code:
$supportStatus['message'] = JText::sprintf( 'PLG_QUICKICON_PHPVERSIONCHECK_UNSUPPORTED', PHP_VERSION, $recommendedVersion, $recommendedVersionEndOfSupport->format(JText::_('DATE_FORMAT_LC4')) ); to this:
$supportStatus['message'] ="";
Permanent fixes
This should be your next step after the quick fix.
- Update Joomla above 3.2.x (Github J! core fix)
- Update PHP version