In PackageManifest.php line 122: Undefined index: name code example

Example 1: In PackageManifest.php line 131: Undefined index: name laravel 7

composer self-update --stable

Example 2: How to fix undefined index: name in PackageManifest.php line 131 error with Composer

$ composer update

Example 3: In PackageManifest.php line 122: Undefined index: name

updating in file  vendor/laravel/framework/src/Illuminate/Foundation/PackageManifest.php
$installed = json_decode($this->files->get($path), true);
$packages = $installed['packages'] ?? $installed;