Thread:Project:Support desk/Fatal error: Cannot instantiate abstract class Installer/reply (2)

had the same issue

Fatal error: Cannot instantiate abstract class Installer in C:\sites\Single56\*****\webroot\wiki\includes\installer\Installer.php on line 469 PHP Fatal error: Cannot instantiate abstract class Installer in C:\sites\Single56\*****\webroot\wiki\includes\installer\Installer.php on line 469