Laravel9 local installation

Installation requirements ：

laravel9 Installation requirements

1.php8.1 above

2.composer

Composer Official download address ：https://getcomposer.org/

composer global require laravel/installer

Make sure Composer Of PHP Version is 81 above . Run the above command to install laravel Install Manager .

laravel new  Project name 

Use this command to install a project named laravel application （ Default should be 9 了 , If not, specify ）

If composer install laravel/installer After use laravel new Can't find laravel Command requires that composer Set the package installation path to the environment variable .

adopt Composer Run on the command line create-project Command to install Laravel：

composer create-project laravel/laravel --prefer-dist blog

 3. Download the latest... Here laravel：https://github.com/bestmomo/laravel5-example

laravel9 Problems encountered during installation are solved

Question 1 ：

Laravel Access error error message ：`Warning: require(/vendor/autoload.php): failed to open stream: No such file or dire

error message ：`Warning: require(/http/www.mywakavLee.cn/bootstrap/../vendor/autoload.php): failed to open stream: No such file or directory in /http/www.mywakavLee.cn/bootstrap/autoload.php on line 17

Fatal error: require(): Failed opening required ‘/http/www.mywakavLee.cn/bootstrap/../vendor/autoload.php’ (include_path=’.:/usr/local/lib/php’) in /http/www.mywakavLee.cn/bootstrap/autoload.php on line 17`

reason ： The root directory of the website is missing vendor This is for storage laraver The directory that depends on the package
resolvent ： Use composer install Installation （ Without installation , If it has been installed before, use ：composer update

  Question two ：

Laravel ：Illuminate\Encryption\MissingAppKeyException No application encryption key has been specifi

Illuminate\Encryption\MissingAppKeyException
No application encryption key has been specified.
http://localhost:8000/
Hide solutions
Your app key is missing
Generate your application encryption key using php artisan key:generate.

Question 3 ：

install Laravel Open the blank front page 500 Error resolution

  Put it in the directory .env.example Change to .env Just fine

Question 4 ：

Illuminate \ Encryption \ MissingAppKeyException   PHP 8.1.7

  stay .env Medium plus ：
APP_KEY=base64:lnL82E7sweHZfWOmmnUOlBWof62+XGo/aBlfGcm2zXc=

install phpstorm Tools