Javascript – react-native build error (development server returned response error code: 500)

javascriptnode.jsreact-native

I'm trying to develop a new project with React Native. But I have little knowledge of React Native. I did all the setups correctly. But I can not build from emulator. Can you help me? I get an error like this:

The development server returned response error code: 500

URL: http://10.0.2.2:8081/index.delta?platform=android&dev=true&minify=false

Body:
{"originModulePath":"C:\Users\cenkd\Desktop\reactprojem\node_modules\react-native\Libraries\react-native\react-native-implementation.js","targetModuleName":"AccessibilityInfo","message":"Unable to resolve module AccessibilityInfo from C:\\Users\\cenkd\\Desktop\\reactprojem\\node_modules\\react-native\\Libraries\\react-native\\react-native-implementation.js: Module AccessibilityInfo does not exist in the Haste module map\n\nThis might be related to https://github.com/facebook/react-native/issues/4968\nTo resolve try the following:\n 1. Clear watchman watches: watchman watch-del-all.\n 2. Delete the node_modules folder: rm -rf node_modules && npm install.\n 3. Reset Metro Bundler cache: rm -rf /tmp/metro-bundler-cache-* or npm start -- --reset-cache. 4. Remove haste cache: rm -rf /tmp/haste-map-react-native-packager-*.","errors":[{"description":"Unable to resolve module AccessibilityInfo from C:\\Users\\cenkd\\Desktop\\reactprojem\\node_modules\\react-native\\Libraries\\react-native\\react-native-implementation.js: Module AccessibilityInfo does not exist in the Haste module map\n\nThis might be related to https://github.com/facebook/react-native/issues/4968\nTo resolve try the following:\n 1. Clear watchman watches: watchman watch-del-all.\n 2. Delete the node_modules folder: rm -rf node_modules && npm install.\n 3. Reset Metro Bundler cache: rm -rf /tmp/metro-bundler-cache-* or npm start -- --reset-cache. 4. Remove haste cache: rm -rf /tmp/haste-map-react-native-packager-*."}],"name":"Error","stack":"Error: Unable to resolve module AccessibilityInfo from C:\\Users\\cenkd\\Desktop\\reactprojem\\node_modules\\react-native\\Libraries\\react-native\\react-native-implementation.js: Module AccessibilityInfo does not exist in the Haste module map\n\nThis might be related to https://github.com/facebook/react-native/issues/4968\nTo resolve try the following:\n 1. Clear watchman watches: watchman watch-del-all.\n 2. Delete the node_modules folder: rm -rf node_modules && npm install.\n 3. Reset Metro Bundler cache: rm -rf /tmp/metro-bundler-cache-* or npm start -- --reset-cache. 4. Remove haste cache: rm -rf /tmp/haste-map-react-native-packager-*.\n at ModuleResolver.resolveDependency (C:\Users\cenkd\Desktop\reactprojem\node_modules\metro\src\node-haste\DependencyGraph\ModuleResolution.js:167:1306)\n at ResolutionRequest.resolveDependency (C:\Users\cenkd\Desktop\reactprojem\node_modules\metro\src\node-haste\DependencyGraph\ResolutionRequest.js:80:16)\n at DependencyGraph.resolveDependency (C:\Users\cenkd\Desktop\reactprojem\node_modules\metro\src\node-haste\DependencyGraph.js:237:485)\n at Object.resolve (C:\Users\cenkd\Desktop\reactprojem\node_modules\metro\src\lib\transformHelpers.js:116:25)\n at dependencies.map.result (C:\Users\cenkd\Desktop\reactprojem\node_modules\metro\src\DeltaBundler\traverseDependencies.js:298:29)\n at Array.map ()\n at resolveDependencies (C:\Users\cenkd\Desktop\reactprojem\node_modules\metro\src\DeltaBundler\traverseDependencies.js:294:16)\n at C:\Users\cenkd\Desktop\reactprojem\node_modules\metro\src\DeltaBundler\traverseDependencies.js:159:33\n at Generator.next ()\n at step (C:\Users\cenkd\Desktop\reactprojem\node_modules\metro\src\DeltaBundler\traverseDependencies.js:239:307)"}
processBundleResult
BundleDownloader.java:285
access$200
BundleDownloader.java:37
onResponse
BundleDownloader.java:163
execute
RealCall.java:153
run
NamedRunnable.java:32
runWorker
ThreadPoolExecutor.java:1167
run
ThreadPoolExecutor.java:641
run
Thread.java:764

Build Error

Best Answer

i had the same issue.

my previous react-native version was

C:\WINDOWS\system32>react-native -v
react-native-cli: 2.0.1
react-native: 0.56.0

then i uninstall react-native

C:\WINDOWS\system32>npm uninstall -g react-native-cli
removed 41 packages in 3.999s

then i installed react-native version 0.55.4

npm install react-native@0.55.4

again intsalled reacnative cli 1.2.0

npm install -g react-native-cli@1.2.0

then this installation of creating react-native project work out

react-native init --version="0.55.4" myprojectname
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