Fatal error: Uncaught Error: Interface "Spatie\Ignition\Contracts\RunnableSolution" not found in D:\Apache24\www\lupin\back-end\vendor\spatie\laravel-ignition\src\Solutions\MakeViewVariableOptionalSolution.php:9 Stack trace: #0 {main} thrown in D:\Apache24\www\lupin\back-end\vendor\spatie\laravel-ignition\src\Solutions\MakeViewVariableOptionalSolution.php on line 9