Fatal error: Uncaught Error: Interface "Facade\IgnitionContracts\Solution" not found in C:\Apache24_x64\htdocs\ex-vak\vendor\facade\ignition-contracts\src\RunnableSolution.php:5 Stack trace: #0 {main} thrown in C:\Apache24_x64\htdocs\ex-vak\vendor\facade\ignition-contracts\src\RunnableSolution.php on line 5