Today We are Going To Solve Script @php artisan package:discover handling the post-autoload-dump event returned with error code 255 in Php. Here we will Discuss All Possible Solutions and How this error Occurs So let’s get started with this Article.
Contents
How to Fix Script @php artisan package:discover handling the post-autoload-dump event returned with error code 255 Error?
- How to Fix Script @php artisan package:discover handling the post-autoload-dump event returned with error code 255 Error?
To Fix Script @php artisan package:discover handling the post-autoload-dump event returned with error code 255 Error just Follow this steps. This error occurs because of you have missed
.env
file in your project and Laravel removedException
and replaced it withThrowable
. So you need to fix that in yourapp\Exceptions\Handler.php
. Then update the dependencies. And after it in yourcomposer.json
file, remove classmap block from the autoload section and You have to just add new namespaced class directory mappings just like below example."autoload": { "psr-4": { "App\\": "app/", "Database\\Factories\\": "database/factories/", "Database\\Seeders\\": "database/seeders/" } },
After it just runcomposer update
.You can see your error is removed. - Script @php artisan package:discover handling the post-autoload-dump event returned with error code 255
To Fix Script @php artisan package:discover handling the post-autoload-dump event returned with error code 255 Error just Run these commands. First of all go to your project directory and type
cd bootstrap/cache/
command and again type thedel -rf *.php
command, After it just update your composercomposer update
. And at the end run this commandrve
. It will solve your problem.
Solution 1 : Follow this steps
This error occurs because of you have missed .env
file in your project and Laravel removed Exception
and replaced it with Throwable
. So you need to fix that in your app\Exceptions\Handler.php
. Then update the dependencies. And after it in your composer.json
file, remove classmap block from the autoload section and You have to just add new namespaced class directory mappings just like below example.
"autoload": {
"psr-4": {
"App\\": "app/",
"Database\\Factories\\": "database/factories/",
"Database\\Seeders\\": "database/seeders/"
}
},
After it just run composer update
.You can see your error is removed.
Solution 2 : Run these commands
First of all go to your project directory and type cd bootstrap/cache/
command and again type the del -rf *.php
command, After it just update your composer composer update
. And at the end run this command rve
. It will solve your problem.
Solution 3 : Try composer require laravel/ui
First of all use
php artisan serve
And after it try
composer require laravel/ui
It will solve your error.
Conclusion
So these were all possible solutions to this error. I hope your error has been solved by this article. In the comments, tell us which solution worked? If you liked our article, please share it on your social media and comment on your suggestions. Thank you.
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