![Aniket Magadum on X: "Hey Laravel Developers 👩💻, Sometimes while working with namespaces in PHP we fail to follow the PSR standards, resulting in warnings as below when we run the composer Aniket Magadum on X: "Hey Laravel Developers 👩💻, Sometimes while working with namespaces in PHP we fail to follow the PSR standards, resulting in warnings as below when we run the composer](https://pbs.twimg.com/media/GBaEOpebwAA-rW3.jpg)
Aniket Magadum on X: "Hey Laravel Developers 👩💻, Sometimes while working with namespaces in PHP we fail to follow the PSR standards, resulting in warnings as below when we run the composer
![composer installしたらエラー出たので対応した(PHP Fatal error: Class UpdateHelper\ComposerPlugin contains 2 \ methods and must therefore be declared abstract or implement the remaining methods) #PHP7 - Qiita composer installしたらエラー出たので対応した(PHP Fatal error: Class UpdateHelper\ComposerPlugin contains 2 \ methods and must therefore be declared abstract or implement the remaining methods) #PHP7 - Qiita](https://qiita-user-contents.imgix.net/https%3A%2F%2Fcdn.qiita.com%2Fassets%2Fpublic%2Farticle-ogp-background-9f5428127621718a910c8b63951390ad.png?ixlib=rb-4.0.0&w=1200&mark64=aHR0cHM6Ly9xaWl0YS11c2VyLWNvbnRlbnRzLmltZ2l4Lm5ldC9-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&mark-x=142&mark-y=112&blend64=aHR0cHM6Ly9xaWl0YS11c2VyLWNvbnRlbnRzLmltZ2l4Lm5ldC9-dGV4dD9peGxpYj1yYi00LjAuMCZ3PTYxNiZ0eHQ9JTQwYWthZ2FuZTk5JnR4dC1jb2xvcj0lMjMyMTIxMjEmdHh0LWZvbnQ9SGlyYWdpbm8lMjBTYW5zJTIwVzYmdHh0LXNpemU9MzYmdHh0LWFsaWduPWxlZnQlMkN0b3Amcz0wYmNhNWVkMmFjZmFmYjBmMjlkNjgyNDA1ODIzMDg0Nw&blend-x=142&blend-y=491&blend-mode=normal&s=82c4d9c8ad2c59b7e2f0f0b23fb31224)
composer installしたらエラー出たので対応した(PHP Fatal error: Class UpdateHelper\ComposerPlugin contains 2 \ methods and must therefore be declared abstract or implement the remaining methods) #PHP7 - Qiita
![laravel - after I change composer.json file Script @php artisan package:discover handling the post-autoload-dump event returned with error code 1 - Stack Overflow laravel - after I change composer.json file Script @php artisan package:discover handling the post-autoload-dump event returned with error code 1 - Stack Overflow](https://i.stack.imgur.com/DdIhK.png)
laravel - after I change composer.json file Script @php artisan package:discover handling the post-autoload-dump event returned with error code 1 - Stack Overflow
![php laravel i have a problem in composer when install or remove packages or write any command for composer - Stack Overflow php laravel i have a problem in composer when install or remove packages or write any command for composer - Stack Overflow](https://i.stack.imgur.com/Wwc3S.png)