运行第一反应-本机应用程序失败

Question

我开始学习react-原生的，甚至在运行应用程序时也会掉下来。这是我的错误日志。

希望有人能帮我。

开发服务器返回响应错误代码: 500 网址：http://10.0.2.2:8081/index.delta?platform=android&dev=true&minify=false 身体：{"originModulePath":"/Users/danplaton4/Desktop/react/v01/index.js"，"targetModuleName":"@babel/runtime/helpers/interopRequireDefault"，“message”：“无法从@babel/runtime/helpers/interopRequireDefault解析模块/Users/danplaton4/Desktop/react/v01/index.js：H种姓模块映射中不存在模块@babel/runtime/helpers/interopRequireDefault \n\n这可能与https://github.com/facebook/react-native/issues/4968\n有关，以解决以下问题：\n 1.清除监视监视表：watchman watch-del-all.\n 2。删除node_modules文件夹：rm -rf node_modules && npm install.\n 3。重置module缓存：rm -rf /tmp/metro-bundler-cache-*或npm start -- --reset-cache.\n 4。删除快速缓存：rm -rf /tmp/haste-map-react-native-packager-*，”，，。“错误”：[{“描述”：“无法从@babel/runtime/helpers/interopRequireDefault解析模块@babel/runtime/helpers/interopRequireDefault：在H种姓模块映射中不存在模块@babel/runtime/helpers/interopRequireDefault\n\n-这可能与https://github.com/facebook/react-native/issues/4968\n有关，以尝试解决以下问题：\n 1。清除看守监视表：watchman watch-del-all.\n 2。删除node_modules文件夹：rm -rf node_modules && npm install.\n 3。重置module缓存：rm -rf /tmp/metro-bundler-cache-*或npm start -- --reset-cache.\n 4。删除快速缓存：rm -rf /tmp/haste-map-react-native-packager-*.}]，”名称“：”错误“，“堆栈”：“错误:无法从@babel/runtime/helpers/interopRequireDefault解析模块@babel/runtime/helpers/interopRequireDefault：H种姓模块映射中不存在模块@babel/runtime/helpers/interopRequireDefault\n\n这可能与https://github.com/facebook/react-native/issues/4968\n有关，请尝试以下操作：\n 1.清除监视监视表：watchman watch-del-all.\n 2。删除node_modules文件夹：rm -rf node_modules && npm install.\n 3。重置node_modules绑定器缓存：rm -rf /tmp/metro-bundler-cache-*或npm start -- --reset-cache.\n 4。删除快速缓存：rm -rf /tmp/haste-map-react-native-packager-*。\n在ModuleResolver.resolveDependency (/User/danplaton4 4/Desktop)上/react/v01/node_modules/metro/src/node-haste/DependencyGraph/ModuleResolution.js:209:1301)\n at ResolutionRequest.resolveDependency (/Users/danplaton4/Desktop/react/v01/node_modules/metro/src/node-haste/DependencyGraph/ResolutionRequest.js:83:16)\n at DependencyGraph.resolveDependency (/Users/danplaton4/Desktop/react/v01/node_modules/metro/src/node-haste/DependencyGraph.js:238:485)\n at Object.resolve (/Users/danplaton4 4/Desktop/react/v01/node_modules/metro/src/lib/transformHelpers.js:180:25)\n at dependencies.map.result (/Users/danplaton4/Desktop/react/v01/node_modules/metro/src/DeltaBundler/traverseDependencies.js:311:29)\n at Array.map ()n at resolveDependencies (/Users/danplaton4/Desktop/react/v01/node_modules/metro/src/DeltaBundler/traverseDependencies.js:307:16)\n at /Users/danplaton4 4/Desktop/react/v01/node_modules/metro/src/DeltaBundler/traverseDependencies.js:164:33\n at Generator.next ()\n在步骤(/Users/danplaton4/Desktop/react/v01/node_modules/metro/src/DeltaBundler/traverseDependencies.js:266:307)"} processBundleResult BundleDownloader.java:296 access$200 BundleDownloader.java:37 onResponse BundleDownloader.java:174 execute RealCall.java:153 run NamedRunnable.java:32 runWorkerThreadPoolExecutor.java:1162运行ThreadPoolExecutor.java:636运行Thread.java:764

Answer 1

您应该像这个链接一样启动项目，并在最后运行react-native run-android。记住，您的模拟器正在运行，android和android已经安装好了。

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