if (-e $filepath) {
        # the file exists
        if (-M $filepath > $maxage_days) {
            
            my $exception = {
                table => $tablename,
                exception  => 'outofdate',
                data  => {
                    file => $filepath, 
                    age  => sprintf("%.2f", (-M $filepath)*24) . ' hours',
                    still_copying => 0 
                }
            return ($exception);
            };

else {
        my $exception = {
            table => $tablename,
            exception => 'nonexistent',
            data => {
            	file => $filepath,
            	age => 0,
            	nonexistent => 1
        	}
	};
        return ($exception);
    }