'how to fix " PHP Fatal error: Uncaught Error: Class 'Illuminate\Foundation\Application' not found "?

when i run "php artisan jetstream:install livewire" I get this error :

PHP Fatal error:  Uncaught Error: Class 'Illuminate\Foundation\Application' not found in H:\xampp\htdocs\tadavom123\bootstrap\app.php:14

i try to fix it with this codes but not working :

composer update
php artisan clear-compiled
composer dump-autoload 
composer update --no-scripts

my composer version is : 2
php version : 7.3.10
laravel version: 8



Solution 1:[1]

in my case, you have to make sure that you write that code in folder that you want to run. In other hand, you need have a library php5-curl installed in your system, do this:

sudo apt-get install php7.3-curl

this curl have to be same with your php version. good luck.

Sources

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Source: Stack Overflow

Solution Source
Solution 1 ahm