问题对人有帮助，内容完整，我也想知道答案
问题没有实际价值，缺少关键内容，没有改进余地
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1/1RuntimeException in compiled.php line 7737:No supported encrypter found. The cipher and / or key length are invalid.in compiled.php line 7737at EncryptionServiceProvider-&getEncrypterForKeyAndCipher(null, 'AES-256-CBC') in compiled.php line 7727at EncryptionServiceProvider-&IlluminateEncryption{closure}(object(Application), array()) in compiled.php line 1353at Container-&build(object(Closure), array()) in compiled.php line 1309at Container-&make('encrypter', array()) in compiled.php line 1871at Application-&make('IlluminateContractsEncryptionEncrypter') in compiled.php line 1410at Container-&resolveClass(object(ReflectionParameter)) in compiled.php line 1387at Container-&getDependencies(array(object(ReflectionParameter)), array()) in compiled.php line 1373at Container-&build('AppHttpMiddlewareEncryptCookies', array()) in compiled.php line 1309at Container-&make('AppHttpMiddlewareEncryptCookies', array()) in compiled.php line 1871at Application-&make('AppHttpMiddlewareEncryptCookies') in compiled.php line 9921at Pipeline-&IlluminatePipeline{closure}(object(Request))at call_user_func(object(Closure), object(Request)) in Pipeline.php line 32at Pipeline-&IlluminateRouting{closure}(object(Request))at call_user_func(object(Closure), object(Request)) in compiled.php line 9911at Pipeline-&then(object(Closure)) in compiled.php line 8192at Router-&runRouteWithinStack(object(Route), object(Request)) in compiled.php line 8183at Router-&dispatchToRoute(object(Request)) in compiled.php line 8173at Router-&dispatch(object(Request)) in compiled.php line 2416at Kernel-&IlluminateFoundationHttp{closure}(object(Request))at call_user_func(object(Closure), object(Request)) in Pipeline.php line 52at Pipeline-&IlluminateRouting{closure}(object(Request)) in compiled.php line 3283at CheckForMaintenanceMode-&handle(object(Request), object(Closure))at call_user_func_array(array(object(CheckForMaintenanceMode), 'handle'), array(object(Request), object(Closure))) in compiled.php line 9926at Pipeline-&IlluminatePipeline{closure}(object(Request))at call_user_func(object(Closure), object(Request)) in Pipeline.php line 32at Pipeline-&IlluminateRouting{closure}(object(Request))at call_user_func(object(Closure), object(Request)) in compiled.php line 9911at Pipeline-&then(object(Closure)) in compiled.php line 2363at Kernel-&sendRequestThroughRouter(object(Request)) in compiled.php line 2347at Kernel-&handle(object(Request)) in index.php line 54Whoops, looks like something went wrong.
1/1RuntimeException in compiled.php line 7737:No supported encrypter found. The cipher and / or key length are invalid.in compiled.php line 7737at EncryptionServiceProvider-&getEncrypterForKeyAndCipher(null, 'AES-256-CBC') in compiled.php line 7727at EncryptionServiceProvider-&IlluminateEncryption{closure}(object(Application), array()) in compiled.php line 1353at Container-&build(object(Closure), array()) in compiled.php line 1309at Container-&make('encrypter', array()) in compiled.php line 1871at Application-&make('IlluminateContractsEncryptionEncrypter') in compiled.php line 1410at Container-&resolveClass(object(ReflectionParameter)) in compiled.php line 1387at Container-&getDependencies(array(object(ReflectionParameter)), array()) in compiled.php line 1373at Container-&build('AppHttpMiddlewareEncryptCookies', array()) in compiled.php line 1309at Container-&make('AppHttpMiddlewareEncryptCookies', array()) in compiled.php line 1871at Application-&make('AppHttpMiddlewareEncryptCookies') in compiled.php line 2370at Kernel-&terminate(object(Request), object(Response)) in index.php line 58
答案对人有帮助，有参考价值
答案没帮助，是错误的答案，答非所问
把.env的配置 APP_KEY设置一下就可以了,我最近也在学遇到了一样的问题
答案对人有帮助，有参考价值
答案没帮助，是错误的答案，答非所问
php artisan key:generate
在命令行生成一个key
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你好！看起来你挺喜欢这个内容，但是你还没有注册帐号。 当你创建了帐号，我们能准确地追踪你关注的问题，在有新答案或内容的时候收到网页和邮件通知。还能直接向作者咨询更多细节。如果上面的内容有帮助，记得点赞 (????)? 表示感谢。
明天提醒我
关闭理由：
删除理由：
忽略理由：
推广（招聘、广告、SEO 等）方面的内容
与已有问题重复（请编辑该提问指向已有相同问题）
答非所问，不符合答题要求
宜作评论而非答案
带有人身攻击、辱骂、仇恨等违反条款的内容
无法获得确切结果的问题
非开发直接相关的问题
非技术提问的讨论型问题
其他原因（请补充说明）
我要该，理由是：
扫扫下载 App[ Laravel 5.3 文档 ] 起步 —— 错误&日志
这篇文章对我很有帮助
这篇文章对我很有帮助
学院君 has written
资深PHP工程师，Laravel学院院长
Laravel 5.3问题对人有帮助，内容完整，我也想知道答案
问题没有实际价值，缺少关键内容，没有改进余地
Whoops, looks like something went wrong.
1/1RuntimeException in compiled.php line 7737:No supported encrypter found. The cipher and / or key length are invalid.in compiled.php line 7737at EncryptionServiceProvider-&getEncrypterForKeyAndCipher(null, 'AES-256-CBC') in compiled.php line 7727at EncryptionServiceProvider-&IlluminateEncryption{closure}(object(Application), array()) in compiled.php line 1353at Container-&build(object(Closure), array()) in compiled.php line 1309at Container-&make('encrypter', array()) in compiled.php line 1871at Application-&make('IlluminateContractsEncryptionEncrypter') in compiled.php line 1410at Container-&resolveClass(object(ReflectionParameter)) in compiled.php line 1387at Container-&getDependencies(array(object(ReflectionParameter)), array()) in compiled.php line 1373at Container-&build('AppHttpMiddlewareEncryptCookies', array()) in compiled.php line 1309at Container-&make('AppHttpMiddlewareEncryptCookies', array()) in compiled.php line 1871at Application-&make('AppHttpMiddlewareEncryptCookies') in compiled.php line 9921at Pipeline-&IlluminatePipeline{closure}(object(Request))at call_user_func(object(Closure), object(Request)) in Pipeline.php line 32at Pipeline-&IlluminateRouting{closure}(object(Request))at call_user_func(object(Closure), object(Request)) in compiled.php line 9911at Pipeline-&then(object(Closure)) in compiled.php line 8192at Router-&runRouteWithinStack(object(Route), object(Request)) in compiled.php line 8183at Router-&dispatchToRoute(object(Request)) in compiled.php line 8173at Router-&dispatch(object(Request)) in compiled.php line 2416at Kernel-&IlluminateFoundationHttp{closure}(object(Request))at call_user_func(object(Closure), object(Request)) in Pipeline.php line 52at Pipeline-&IlluminateRouting{closure}(object(Request)) in compiled.php line 3283at CheckForMaintenanceMode-&handle(object(Request), object(Closure))at call_user_func_array(array(object(CheckForMaintenanceMode), 'handle'), array(object(Request), object(Closure))) in compiled.php line 9926at Pipeline-&IlluminatePipeline{closure}(object(Request))at call_user_func(object(Closure), object(Request)) in Pipeline.php line 32at Pipeline-&IlluminateRouting{closure}(object(Request))at call_user_func(object(Closure), object(Request)) in compiled.php line 9911at Pipeline-&then(object(Closure)) in compiled.php line 2363at Kernel-&sendRequestThroughRouter(object(Request)) in compiled.php line 2347at Kernel-&handle(object(Request)) in index.php line 54Whoops, looks like something went wrong.
1/1RuntimeException in compiled.php line 7737:No supported encrypter found. The cipher and / or key length are invalid.in compiled.php line 7737at EncryptionServiceProvider-&getEncrypterForKeyAndCipher(null, 'AES-256-CBC') in compiled.php line 7727at EncryptionServiceProvider-&IlluminateEncryption{closure}(object(Application), array()) in compiled.php line 1353at Container-&build(object(Closure), array()) in compiled.php line 1309at Container-&make('encrypter', array()) in compiled.php line 1871at Application-&make('IlluminateContractsEncryptionEncrypter') in compiled.php line 1410at Container-&resolveClass(object(ReflectionParameter)) in compiled.php line 1387at Container-&getDependencies(array(object(ReflectionParameter)), array()) in compiled.php line 1373at Container-&build('AppHttpMiddlewareEncryptCookies', array()) in compiled.php line 1309at Container-&make('AppHttpMiddlewareEncryptCookies', array()) in compiled.php line 1871at Application-&make('AppHttpMiddlewareEncryptCookies') in compiled.php line 2370at Kernel-&terminate(object(Request), object(Response)) in index.php line 58
答案对人有帮助，有参考价值
答案没帮助，是错误的答案，答非所问
php artisan key:generate
在命令行生成一个key
答案对人有帮助，有参考价值
答案没帮助，是错误的答案，答非所问
把.env的配置 APP_KEY设置一下就可以了,我最近也在学遇到了一样的问题
答案对人有帮助，有参考价值
答案没帮助，是错误的答案，答非所问
APP_KEY 无效，配置正确的APP_KEY即可
同步到新浪微博
分享到微博？
你好！看起来你挺喜欢这个内容，但是你还没有注册帐号。 当你创建了帐号，我们能准确地追踪你关注的问题，在有新答案或内容的时候收到网页和邮件通知。还能直接向作者咨询更多细节。如果上面的内容有帮助，记得点赞 (????)? 表示感谢。
明天提醒我
关闭理由：
删除理由：
忽略理由：
推广（招聘、广告、SEO 等）方面的内容
与已有问题重复（请编辑该提问指向已有相同问题）
答非所问，不符合答题要求
宜作评论而非答案
带有人身攻击、辱骂、仇恨等违反条款的内容
无法获得确切结果的问题
非开发直接相关的问题
非技术提问的讨论型问题
其他原因（请补充说明）
我要该，理由是：
扫扫下载 App老师：遇到了个问题，安装完wampserver后，浏览器上输入localhost,提示“HTTP Error 404. The requested resource is not found.”这样，请问是什么问题？
服务是正常启动的，求解
17637 浏览
这位仁兄是正解,非常感谢
特意登录来点赞
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正解！！！
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你看我下面的截图
有个是index.php的文件 对吗？
localhost/index.html
这个主要是看一下是不是wampserver的问题。
如果可以打开就证明是首页的问题了。要去apache里面在默认首页加上index.php的选项。
如果不能打开可能就是wampserver的问题了。
先新建一个index.html文件。
刚才打那么长貌似被系统吃掉了
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亲 你的问题解决了吗 我跟你一样遇到同样的问题了
早就解决了 不好意思
之前一直没有上来看幕课
亲，请问你怎么解决？求教
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我的输入后怎么是 IIS7的界面啊
这个默认是微软的服务器 你要关闭它 或者修改端口
请问能不能具体说下怎么解决 新手求救啊
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