Fatal error: Uncaught Error: Interface "Spatie\Ignition\Contracts\Solution" not found in /usr/home/jiexusheng/domains/linuxdo.isgre.at/public_html/vendor/spatie/ignition/src/Contracts/RunnableSolution.php:5
Stack trace:
#0 {main}
  thrown in /usr/home/jiexusheng/domains/linuxdo.isgre.at/public_html/vendor/spatie/ignition/src/Contracts/RunnableSolution.php on line 5