How to install Guzzle 6 in Laravel? - laravel

Question

I need install Guzzle 6 in Laravel 5.6.
I run this code:
composer require php-http/guzzle6-adapter
But after run this code, show error:
./composer.json has been updated
Loading composer repositories with package information
Updating dependencies (including require-dev)
Package operations: 3 installs, 0 updates, 0 removals
- Installing guzzlehttp/promises (v1.3.1): Downloading (100%)
- Installing guzzlehttp/guzzle (6.3.2): Downloading (100%)
- Installing php-http/guzzle6-adapter (v1.1.1): Downloading (100%)
Writing lock file
Generating optimized autoload files
> Illuminate\Foundation\ComposerScripts::postAutoloadDump
> #php artisan package:discover
PHP Fatal error: Uncaught ReflectionException: Class
App\Console\Kernel does not exist in
/vendor/laravel/framework/src/Illuminate/Container/Container.php:767
Stack trace:
#0
/vendor/laravel/framework/src/Illuminate/Container/Container.php(767):
ReflectionClass->__construct('App\\Console\\Ker...')
#1
/vendor/laravel/framework/src/Illuminate/Container/Container.php(646):
Illuminate\Container\Container->build('App\\Console\\Ker...')
#2
vendor/laravel/framework/src/Illuminate/Container/Container.php(601):
Illuminate\Container\Container->resolve('App\\Console\\Ker...', Array)
#3 /ven
dor/laravel/framework/src/Illuminate/Foundation/Application.php(740):
Illuminate\Container\Container->make('App\\Console\\Ker...', Array)
#4
/vendor/laravel/framework/src/Illuminate/Container/Container.php(256):
Illuminate\Foundation\Appl in
/vendor/laravel/framework/src/Illuminate/Container/Container.php on
line 767
Script #php artisan package:discover handling the post-autoload-dump
event returned with error code 255
I wanted install mailgun pakage in laravel 5.6.
Update 1:
My Composer.json file is this code:
{
"name": "laravel/laravel",
"description": "The Laravel Framework.",
"keywords": ["framework", "laravel"],
"license": "MIT",
"type": "project",
"require": {
"php": ">=7.1.3",
"bogardo/mailgun": "^5.0",
"cviebrock/eloquent-sluggable": "^4.5",
"fideloper/proxy": "~4.0",
"intervention/image": "^2.4",
"laravel/framework": "5.6.*",
"laravel/tinker": "~1.0",
"laravelcollective/html": "^5.6",
"php-http/guzzle6-adapter": "^1.1",
"pusher/pusher-php-server": "^3.0",
"uxweb/sweet-alert": "^1.4"
},
"require-dev": {
"filp/whoops": "~2.0",
"nunomaduro/collision": "~1.1",
"fzaninotto/faker": "~1.4",
"mockery/mockery": "~1.0",
"phpunit/phpunit": "~7.0",
"symfony/thanks": "^1.0"
},
"aXutoload": {
"classmap": [
"database/seeds",
"database/factories"
],
"psr-4": {
"App\\": "app/"
}
},
"autoload-dev": {
"psr-4": {
"Tests\\": "tests/"
}
},
"extra": {
"laravel": {
"dont-discover": [
]
}
},
"scripts": {
"post-root-package-install": [
"#php -r \"file_exists('.env') || copy('.env.example', '.env');\""
],
"post-create-project-cmd": [
"#php artisan key:generate"
],
"post-autoload-dump": [
"Illuminate\\Foundation\\ComposerScripts::postAutoloadDump",
"#php artisan package:discover"
]
},
"config": {
"preferred-install": "dist",
"sort-packages": true,
"optimize-autoloader": true
},
"minimum-stability": "dev",
"prefer-stable": true
}
I need install Guzzle 6 in Laravel 5.6.
I use this package: https://packalyst.com/packages/package/bogardo/mailgun
How to issue this problem?

Answer 1

You must remove X in "aXutoload": !!!!!!

Answer 2

This is normally solved by doing this:
php artisan config:clear
php artisan cache:clear
composer dump-autoload