laravel 5.4 error 500

few hours ago i put a blog online but but my link doesn't work. I only can see the Main page. If i click on the menu i've got A error 500. Link of the web site 4thquarter.alexandrehamed.com, the db is empty so it's normal if that look like nothing

Thanks for your help ( sry my post look very messy)

here a screen of my htaccess file

exemple of i have route.php:
Route::get('',[
    'uses' =>'BlogController@Index',
    'as' =>'home.content'
]);
Route::get('/blog/{post}',[
    'uses' => 'BlogController@show',
    'as' => 'home.show',
]);

Route::get('/statistiques',[
   'uses' => 'BlogController@stats',
    'as' => 'home.stats'

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