命令“composer require barryvdh/laravel-dompdf”总是出错

Question

我正在尝试运行此命令： composer require barryvdh/laravel-dompdf

我在我的 cmd 中得到了这个：

Using version ^1.0 for barryvdh/laravel-dompdf
./composer.json has been updated
Running composer update barryvdh/laravel-dompdf
Loading composer repositories with package information
Updating dependencies
Lock file operations: 5 installs, 0 updates, 0 removals
  - Locking barryvdh/laravel-dompdf (v1.0.0)
  - Locking dompdf/dompdf (v1.2.2)
  - Locking phenx/php-font-lib (0.5.4)
  - Locking phenx/php-svg-lib (0.4.1)
  - Locking sabberworm/php-css-parser (8.4.0)
Writing lock file
Installing dependencies from lock file (including require-dev)
Package operations: 5 installs, 0 updates, 0 removals
  - Installing sabberworm/php-css-parser (8.4.0): Extracting archive
  - Installing phenx/php-svg-lib (0.4.1): Extracting archive
  - Installing phenx/php-font-lib (0.5.4): Extracting archive
  - Installing dompdf/dompdf (v1.2.2): Extracting archive
  - Installing barryvdh/laravel-dompdf (v1.0.0): Extracting archive
3 package suggestions were added by new dependencies, use `composer suggest` to see details.
Generating optimized autoload files
Illuminate\Foundation\ComposerScripts::postAutoloadDump
@php artisan package:discover --ansi

In PackageManifest.php line 178:

  The C:\xampp\htdocs\Proyectos\Monitor\bootstrap\cache directory must be present and writable.


Script @php artisan package:discover --ansi handling the post-autoload-dump event returned with error code 1

甚至最重要的是，我的项目停止工作并显示：

这个我以前从未见过的错误

我尝试了我在 inte.net 上找到的所有东西，清除缓存，更新作曲家，但我仍然遇到同样的错误，我使用的是 Laravel 9 版本。 我很绝望请帮忙

Answer 1

第 1 步：删除cache文件夹并在bootstrap目录中重新创建。

第 2 步：运行命令php artisan cache:clear