当我要在项目上运行composer require时出现错误。发出这样的错误：
# composer require spatie/laravel-link-checker
Using version ^4.1 for spatie/laravel-link-checker
./composer.json has been updated
Loading composer repositories with package information
Updating dependencies (including require-dev)
Your requirements could not be resolved to an installable set of packages.
Problem 1
- Conclusion: remove laravel/framework v5.8.18
- Conclusion: don't install laravel/framework v5.8.18
- spatie/laravel-link-checker 4.1.0 requires illuminate/support ~5.6.0 -> satisfiable by illuminate/support[5.6.x-dev, v5.6.0, v5.6.1, v5.6.10, v5.6.11, v5.6.12, v5.6.13, v5.6.14, v5.6.15, v5.6.16, v5.6.17, v5.6.19, v5.6.2, v5.6.20, v5.6.21, v5.6.22, v5.6.23, v5.6.24, v5.6.25, v5.6.26, v5.6.27, v5.6.28, v5.6.29, v5.6.3, v5.6.30, v5.6.31, v5.6.32, v5.6.33, v5.6.34, v5.6.35, v5.6.36, v5.6.37, v5.6.38, v5.6.39, v5.6.4, v5.6.5, v5.6.6, v5.6.7, v5.6.8, v5.6.9], laravel/framework[5.6.x-dev].
- spatie/laravel-link-checker 4.1.1 requires laravel/framework ~5.6.0|~5.7.0 -> satisfiable by laravel/framework[5.6.x-dev, 5.7.x-dev].
- don't install illuminate/support 5.6.x-dev|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.0|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.1|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.10|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.11|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.12|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.13|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.14|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.15|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.16|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.17|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.19|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.2|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.20|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.21|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.22|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.23|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.24|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.25|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.26|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.27|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.28|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.29|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.3|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.30|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.31|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.32|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.33|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.34|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.35|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.36|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.37|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.38|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.39|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.4|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.5|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.6|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.7|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.8|don't install laravel/framework v5.8.18
- don't install illuminate/support v5.6.9|don't install laravel/framework v5.8.18
- Can only install one of: laravel/framework[5.6.x-dev, v5.8.18].
- Can only install one of: laravel/framework[5.7.x-dev, v5.8.18].
- Installation request for laravel/framework (locked at v5.8.18, required as 5.8.*) -> satisfiable by laravel/framework[v5.8.18].
- Installation request for spatie/laravel-link-checker ^4.1 -> satisfiable by spatie/laravel-link-checker[4.1.0, 4.1.1].
Installation failed, reverting ./composer.json to its original content.
我正在使用Laravel 5.8。
这是我的Composer.json
{
"name": "laravel/laravel",
"type": "project",
"description": "The Laravel Framework.",
"keywords": [
"framework",
"laravel"
],
"license": "MIT",
"require": {
"php": "^7.1.3",
"appzcoder/laravel-admin": "^3.1",
"barryvdh/laravel-debugbar": "^3.2",
"chriskonnertz/open-graph": "^1.0",
"cviebrock/eloquent-sluggable": "4.8",
"davejamesmiller/laravel-breadcrumbs": "5.x",
"doctrine/dbal": "v2.4.2",
"fideloper/proxy": "^4.0",
"gpressutto5/laravel-slack": "^1.1",
"guzzlehttp/guzzle": "^6.3",
"intervention/image": "^2.4",
"laravel/framework": "5.8.*",
"laravel/slack-notification-channel": "^2.0",
"laravel/tinker": "^1.0",
"layershifter/tld-extract": "^2.0",
"malhal/laravel-geographical": "^1.0",
"yajra/laravel-datatables-oracle": "^9.0"
},
"require-dev": {
"beyondcode/laravel-dump-server": "^1.0",
"filp/whoops": "^2.0",
"fzaninotto/faker": "^1.4",
"laravel/telescope": "^2.0",
"mockery/mockery": "^1.0",
"nunomaduro/collision": "^2.0",
"phpunit/phpunit": "^7.5"
},
"config": {
"optimize-autoloader": true,
"preferred-install": "dist",
"sort-packages": true
},
"extra": {
"laravel": {
"dont-discover": []
}
},
"autoload": {
"classmap": [
"database/seeds",
"database/factories"
]
},
"autoload-dev": {
"psr-4": {
"Tests\\": "tests/"
}
},
"minimum-stability": "dev",
"prefer-stable": true,
"scripts": {
"post-autoload-dump": [
"Illuminate\\Foundation\\ComposerScripts::postAutoloadDump",
"@php artisan package:discover --ansi"
],
"post-root-package-install": [
"@php -r \"file_exists('.env') || copy('.env.example', '.env');\""
],
"post-create-project-cmd": [
"@php artisan key:generate --ansi"
]
}
}
有人可以帮助我吗？ 谢谢
答案 0 :(得分：1)
laravel-link-checker软件包（顺便说一句，已被废弃）需要laravel框架5.6 / 5.7（如其packagist page所示。您拥有Laravel 5.8，这是无法满足的。） >
您可以提取laravel-link-checker的源，然后重新打包，但不能保证它适用于Laravel 5.8。