Error
=====
Array
(
    [message] => Class 'App\Exceptions\BitFlagNotFoundException' not found
    [code] => 0
    [file] => /membri/fowdb/src/app/Utils/BitmaskFlags.php
    [line] => 49
    [trace] => Array
        (
            [0] => Array
                (
                    [file] => /membri/fowdb/src/app/Utils/BitmaskFlags.php
                    [line] => 64
                    [function] => addFlag
                    [class] => App\Utils\BitmaskFlags
                    [type] => ->
                    [args] => Array
                        (
                            [0] => v
                        )

                )

            [1] => Array
                (
                    [file] => /membri/fowdb/src/app/Legacy/CardSearchProcessorsTrait.php
                    [line] => 18
                    [function] => addFlags
                    [class] => App\Utils\BitmaskFlags
                    [type] => ->
                    [args] => Array
                        (
                            [0] => Array
                                (
                                    [0] => v
                                )

                        )

                )

            [2] => Array
                (
                    [file] => /membri/fowdb/src/app/Legacy/CardSearch.php
                    [line] => 502
                    [function] => processAttributeInput
                    [class] => App\Legacy\CardSearch
                    [type] => ->
                    [args] => Array
                        (
                            [0] => Array
                                (
                                    [0] => v
                                )

                            [1] => Array
                                (
                                    [attribute_selected] => 
                                    [attribute_multi] => 
                                    [no_attribute_multi] => 
                                )

                            [2] => Array
                                (
                                )

                        )

                )

            [3] => Array
                (
                    [file] => /membri/fowdb/src/app/Http/Controllers/CardsController.php
                    [line] => 39
                    [function] => processFilters
                    [class] => App\Legacy\CardSearch
                    [type] => ->
                    [args] => Array
                        (
                            [0] => Array
                                (
                                    [0] => attribute_selected
                                    [1] => attribute_multi
                                    [2] => no_attribute_multi
                                )

                        )

                )

            [4] => Array
                (
                    [file] => /membri/fowdb/src/app/Http/Response/Dispatcher.php
                    [line] => 82
                    [function] => search
                    [class] => App\Http\Controllers\CardsController
                    [type] => ->
                    [args] => Array
                        (
                            [0] => App\Http\Request\Request Object
                                (
                                    [baseUrl:App\Http\Request\Request:private] => /
                                    [method:App\Http\Request\Request:private] => GET
                                    [host:App\Http\Request\Request:private] => www.fowdb.altervista.org
                                    [scheme:App\Http\Request\Request:private] => http
                                    [httpPort:App\Http\Request\Request:private] => 80
                                    [httpsPort:App\Http\Request\Request:private] => 443
                                    [path:App\Http\Request\Request:private] => /cards
                                    [queryString:App\Http\Request\Request:private] => attributes[]=v
                                    [app:App\Http\Request\Request:private] => Array
                                        (
                                            [access] => public
                                        )

                                    [validationException:App\Http\Request\Request:private] => App\Exceptions\ValidationException
                                )

                        )

                )

            [5] => Array
                (
                    [file] => /membri/fowdb/index.php
                    [line] => 51
                    [function] => dispatch
                    [class] => App\Http\Response\Dispatcher
                    [type] => ->
                    [args] => Array
                        (
                        )

                )

        )

)