Fatal error: Uncaught TypeError: method_exists(): Argument #1 ($object_or_class) must be of type object|string, null given in /home/oldpclabs/lightsquare.jp/public_html/digi/libs/lightframe.inc.php:211 Stack trace: #0 /home/oldpclabs/lightsquare.jp/public_html/digi/libs/lightframe.inc.php(211): method_exists(NULL, 'Shared_Action') #1 /home/oldpclabs/lightsquare.jp/public_html/digi/index.php(324): LightFrame->Execute() #2 {main} thrown in /home/oldpclabs/lightsquare.jp/public_html/digi/libs/lightframe.inc.php on line 211