laravel 5.3 Watchtower User section error

[etodesign]

fresh Laravel 5.3 with PHP 5.7

page /watchtower works fine!

(thanks to issue #14 changed middleware name to 'web' )

When I hit /watchtower/user

getting error

Whoops, looks like something went wrong.
1/1 FatalErrorException in UserController.php line 52: syntax error, unexpected '::' (T_PAAMAYIM_NEKUDOTAYIM)

in UserController.php line 52

if i run php artisan route:list getting error

[Symfony\Component\Debug\Exception\FatalErrorException]

syntax error, unexpected '::' (T_PAAMAYIM_NEKUDOTAYIM)

[etodesign]

please close the issue if its the same to
#12
sorry

waiting for update :)

[etodesign]

switching from PHP 5.6/5.7 to 7.0 solved the problem