No application encryption key has been specified

[Vandeko1]

RuntimeException thrown with message "No application encryption key has been specified."

Stacktrace:
#17 RuntimeException in D:\OpenServer\domains\laravel-query-params-filtering\vendor\laravel\framework\src\Illuminate\Encryption\EncryptionServiceProvider.php:42
#16 Illuminate\Encryption\EncryptionServiceProvider:Illuminate\Encryption{closure} in D:\OpenServer\domains\laravel-query-params-filtering\vendor\laravel\framework\src\Illuminate\Support\helpers.php:1038
#15 tap in D:\OpenServer\domains\laravel-query-params-filtering\vendor\laravel\framework\src\Illuminate\Encryption\EncryptionServiceProvider.php:46
#14 Illuminate\Encryption\EncryptionServiceProvider:key in D:\OpenServer\domains\laravel-query-params-filtering\vendor\laravel\framework\src\Illuminate\Encryption\EncryptionServiceProvider.php:24
#13 Illuminate\Encryption\EncryptionServiceProvider:Illuminate\Encryption{closure} in D:\OpenServer\domains\laravel-query-params-filtering\vendor\laravel\framework\src\Illuminate\Container\Container.php:764
#12 Illuminate\Container\Container:build in D:\OpenServer\domains\laravel-query-params-filtering\vendor\laravel\framework\src\Illuminate\Container\Container.php:646
#11 Illuminate\Container\Container:resolve in D:\OpenServer\domains\laravel-query-params-filtering\vendor\laravel\framework\src\Illuminate\Container\Container.php:601
#10 Illuminate\Container\Container:make in D:\OpenServer\domains\laravel-query-params-filtering\vendor\laravel\framework\src\Illuminate\Foundation\Application.php:740
#9 Illuminate\Foundation\Application:make in D:\OpenServer\domains\laravel-query-params-filtering\vendor\laravel\framework\src\Illuminate\Container\Container.php:900
#8 Illuminate\Container\Container:resolveClass in D:\OpenServer\domains\laravel-query-params-filtering\vendor\laravel\framework\src\Illuminate\Container\Container.php:828
#7 Illuminate\Container\Container:resolveDependencies in D:\OpenServer\domains\laravel-query-params-filtering\vendor\laravel\framework\src\Illuminate\Container\Container.php:795
#6 Illuminate\Container\Container:build in D:\OpenServer\domains\laravel-query-params-filtering\vendor\laravel\framework\src\Illuminate\Container\Container.php:646
#5 Illuminate\Container\Container:resolve in D:\OpenServer\domains\laravel-query-params-filtering\vendor\laravel\framework\src\Illuminate\Container\Container.php:601
#4 Illuminate\Container\Container:make in D:\OpenServer\domains\laravel-query-params-filtering\vendor\laravel\framework\src\Illuminate\Foundation\Application.php:740
#3 Illuminate\Foundation\Application:make in D:\OpenServer\domains\laravel-query-params-filtering\vendor\laravel\framework\src\Illuminate\Foundation\Http\Kernel.php:215
#2 Illuminate\Foundation\Http\Kernel:terminateMiddleware in D:\OpenServer\domains\laravel-query-params-filtering\vendor\laravel\framework\src\Illuminate\Foundation\Http\Kernel.php:189
#1 Illuminate\Foundation\Http\Kernel:terminate in D:\OpenServer\domains\laravel-query-params-filtering\public\index.php:60
#0 require_once in D:\OpenServer\domains\laravel-query-params-filtering\server.php:21