Module AppRegistry is not registered callable module calling runApplication

Question

I am using native base for making app in react-native  I am new to both things  When I run the app It gives me this error     Here is my code   export default class Point extends Component        render             return                lt Container gt                   lt Header gt                       lt Left gt                           lt Button transparent gt                               lt Icon name  menu    gt                           lt  Button gt                       lt  Left gt                       lt Body gt                           lt Title gt Header lt  Title gt                       lt  Body gt                       lt Right   gt                   lt  Header gt               lt  Container gt                       Here is the screenshot of my versions    and nativebase version is  native-base     2 1 2

User · Answer

Closing the current Metro Bundler and restarting by resetting the cache worked for me  npm start -- --reset-cache

User · Answer

Ok guys  here we are my solution for this issue   npm install native-base latest -g  npm install react-native latest -g  change package json for these dependencies  delete node modules and npm install  Open it Xcode and Build Run from scratch   I hope it helped

User · Answer

I was using native base for my app here is link native base  and you can see there is no app registry like this    AppRegistry registerComponent  Point        gt  Point     but i have to do this to run my app

User · Answer

Simply Restart Your Code Editor

User · Answer

Just closing the metro bundler and rebuilding the app done my job

User · Answer

You should have this at the bottom of the index ios js file AppRegistry registerComponent  Point        gt  Point    and also import AppRegistry from react-native

User · Answer

For me  restarting my computer appears to be enough to clear this issue   It s often required after I ve switched between branches  or merged branches using git

User · Answer

If you are using windows and running yarn open cmd on admin mode  terminate and Restart the node process by typing this command  Find the node  killall -9 node force to kill   taskkill  f  im node exe Reset the cache   yarn start --reset-cache Navigate to your project directory  cd myapp Re-Run your App   yarn android

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What worked for me was to just stop the node server running and run  react-native run-ios  once again

User · Answer

In my case  trying npm start -- --reset-cache and getting a bunch more errors  I deleted  uninstalled  the app from iOS and Android and yarn ios yarn android did the trick   If this does not work for you  please kindly DO NOT give me a thumb down  Encourage people to speak  do not discourage them

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I am  using Expo   In my case  I resolved the issue by adding the following code in app json file   expo             android          package    com mycompanyname myappname

User · Answer

Just kill all node process and start npm server and run application   Step1  run command killall -9 node     For windows users  run  taskkill  im node exe      Run taskkill  f  im node exe if the process still persists    Step2  run command npm start --reset-cache  Step3  run command react-native run-ios OR react-native run-android

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I was also suffering from the same error for windows OS  I resolved this by cleaning gradlew  The steps are   step 1  cd android step 2  gradlew clean step 3  cd

User · Answer

you just need to close the metro server by control   c and then restart by npm start Note  If that too doesn t work then just restart your computer  it ll definitely work then

User · Answer

import   AppRegistry   from  react-native    AppRegistry registerComponent  your app name         gt  point

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simply run below command  react-native start --reset-cache

User · Answer

I had this issue - it was odd because I reset my repo to a time when the app was working  The issue was with my simulator  iOS     For me the solution was to   kill the simulator program  quit  then - close the terminal window that is opened when simulator is ran  Metro Bundler  Image of my terminal window

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In my case  I didn t import a module in a component that I was using it in  So  just check if you are importing the module you want to use

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One of the libraries has not been linked  To check  just comment out in the package json one by one the latest libraries added  yarn remove libraryName  Then run the app with xcode and puf

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Worked for me for below version and on iOS    react    16 9 0     react-native    0 61 5     Step to resolve Close the current running Metro Bundler Try Re-run your Metro Bundler and check if this issue persists  Hope this will help

User · Answer

I tried  killall -9 node command in terminal then again i run my project using npm start and it s working fine

User · Answer

Deleting node modules and reinstalling it fixed the error or at least gave me more specific ones

User · Answer

I have solved it  just closing the current Metro Bundler and restarting by type comment below   npm start -- --reset-cache

User · Answer

The solution is very simple just kill all the running nodes and restart your node server and rebuild your native application and it works  For Linix  killall -9 node  For Windows  taskkill  im node exe  For Android native App  react-native run-android   For IOS native App  react-native run-ios  Then finally  npm start

User · Answer

1 Close Em  lator  2 npm start -- --reset-cache  3 XCode -  Product -  Clean Build Folder  4 npx react-native run-ios

User · Answer

Need to replace    setJSMainModulePath  index   with  setJSMainModulePath  index android

[react-native] Module AppRegistry is not registered callable module (calling runApplication)

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