All Questions
433
questions
90
votes
21
answers
155k
views
npm ci can only install packages with an existing package-lock.json or npm-shrinkwrap.json with lockfileVersion >= 1
This is the issue that I am facing when running the command npm ci to install dependencies in my GitHub Action file.
I am working on an expo managed app and using GitHub Actions as a CI for triggering ...
- 6,774
47
votes
12
answers
22k
views
react native downloading javascript bundle 100% stuck
when I am trying to execute npm start it works fine, but when i try to run my application by expo the process goes till 100% and after that nothing happens. I am not getting what is exact issue over ...
- 482
32
votes
16
answers
63k
views
Failed to install expo package with error: yarnpkg exited with non-zero code: 1 yarnpkg exited with non-zero code: 1
Im currently trying to update my Expo SDK from 36.0.0 to atleast 37.0.0 with the command expo update
however im getting the error:
× Failed to install expo package with error: yarnpkg exited with ...
- 451
29
votes
5
answers
12k
views
Main module field cannot be resolved after installing @apollo/client
I'm running into an error after installing Apollo when trying to run my React Native Expo app. I've tried deleting node-modules and re-installing, resetting cache, restarting computer, and still no ...
- 321
28
votes
21
answers
120k
views
Unable to find expo in this project - have you run yarn / npm install yet?
I'm Unable to execute the expo start command.
Error Message:
PS C:\Users\Jacky Goyal\OneDrive\Desktop\rn1\my-project> expo start
Starting project at C:\Users\Jacky Goyal\OneDrive\Desktop\rn1\my-...
- 319
26
votes
7
answers
54k
views
How to fix npm start "cannot determine native SDK version" error?
I'm trying to run my react native code from a github repository on ubuntu by using npm start and expo. When I run npm start I get the follow error:
"Cannot determine which native SDK version your ...
- 379
17
votes
5
answers
20k
views
How do I update npm packages in Expo
In my regular React Native projects, I run npm update {package-name} regularly to make sure my libraries are up-to-date. For example, I use a third party user authentication package and want to make ...
- 29.2k
14
votes
31
answers
90k
views
Can't run "npm install expo-cli --global"
I am a newbie in all this stuff. Hope for your understanding.
Let me clarify the issue:
I am trying to start react native app through expo cli. So tried to start npm install expo-cli --global to ...
14
votes
4
answers
22k
views
Expo Error starting tunnel Failed to install @expo/ngrok@^2.4.3 globally
I'm trying to run expo with a tunnel connection and I keep getting the following error:
Error starting tunnel Failed to install @expo/ngrok@^2.4.3 globally: npm exited with non-zero code: 243
I've ...
- 221
13
votes
5
answers
26k
views
React Native Expo - Node.js version 11.13.0 is no longer supported
I'm using Expo with React Native but when trying to create a new project I get the error:
ERROR: Node.js version 11.13.0 is no longer supported.
expo-cli supports following Node.js versions:
* >=...
- 12.2k
13
votes
4
answers
18k
views
Can't run 'expo start' on a expo-react-native app, permission problem
Well, i see that already have many questions related to my problem on this site, but i also see that NONE of the solutions work for my specific case, because of that, i am opening that question, so it ...
- 3,187
13
votes
2
answers
7k
views
I can't run my expo project since I updated expo-sdk
When I try to run my expo project I get this message:
D:\React\myproject>npm start
> start
> expo start
Starting project at D:\React\myproject
Unable to find expo in this project - have you run yarn ...
- 131
13
votes
7
answers
27k
views
"Error: Cannot find module 'metro-core'" when starting an Expo project
Whenever I start Expo Go with the expo start command, this error appears :
Error: Cannot find module 'metro-core'
Require stack:
- /usr/local/lib/node_modules/expo/node_modules/@expo/cli/build/src/...
- 191
12
votes
5
answers
26k
views
npm install fails (unable to resolve dependency tree)
Trying to reduce any changing variables and using a fresh pull of my code. They are no node-module packages or package-lock.json. I run npm install I get this error:
npm ERR! code ERESOLVE
npm ERR! ...
- 671
11
votes
4
answers
5k
views
Trying to import realm, but getting error: Missing Realm constructor. Did you run "pod install"? (I'm using windows)
I'm making a mobile application with react native.
I want to use Realm (mongodb).
So after running:
npm install realm
realm was correctly added in the "node_modules" and I tried to import ...
- 167
9
votes
4
answers
18k
views
I am getting Invalid regular expression error while running npm start
I have recently installed the expo. I have created a project using expo init.
After creation when I running npm start I am getting below error please slove my issue
> @ start C:\Users\ujwal\...
- 141
8
votes
5
answers
37k
views
How do I properly install expo-cli with yarn?
I'm trying to install expo-cli.
When I use npm install -g expo-cli, it installs with the below output.
When I try to run the expo command I get an error that the system cannot find the path ...
- 2,878
8
votes
1
answer
4k
views
How to tell Expo to install npm dependencies with --legacy-peerdeps option?
I'm trying to build my Expo mobile app locally.
When Expo starts the [INSTALL_DEPENDENCIES] step, it performs npm install. But in my case, I'm aware of a legacy package I'm using which is causing some ...
- 1,699
8
votes
7
answers
23k
views
unable to resolve module `@expo/vector-icons`
Im not sure why I'm getting this error:
Unable to resolve module `@expo/vector-icons` from `...(directory path here)...` : Module does not exist in the module pack
I have tried the following things ...
- 1,987
8
votes
3
answers
9k
views
`expo start` in development stuck at "Tunnel Connected", QR code is unusable
I'm currently running a detached expo project in development mode. Whenever I run expo start or npm start in the terminal I get the following logs:
$ expo start ...
- 1,408
8
votes
9
answers
13k
views
RN Expo issue - Something when wrong installing JavaScript dependencies. Check your npm logs. Continuing to initialize the app
I am using react native and Expo. I am unable to build new app because after I use expo init appName it shows the following error.
Heres the full message:
📦 Using npm to install packages. You can ...
- 1,828
8
votes
2
answers
2k
views
Why do I keep getting this error code when starting Expo client
To run the app, choose one of:
› Scan the QR code above with the Expo app (Android) or the Camera app (iOS).
› Press a for Android emulator, or i for iOS simulator, or w to run on web.
› Press e to ...
- 81
7
votes
2
answers
5k
views
Invalid Regular Expression error after running expo start command
I am new to React native development. After running:
expo start
or
npm start
or
yarn start
It returns the following error message:
Invalid regular expression error
How can I debug this?
PS C:...
- 93
7
votes
2
answers
16k
views
Unable to resolve dependency tree - React Native Expo
I have been starting my story with React Native (Expo). Someday I needed to install datetimepicker. Unfortunately, I have done something wrong. I tried to face the problem by myself. I removed the ...
- 71
7
votes
4
answers
14k
views
How can I generate an AndroidManifest.xml from an existing react-native project?
I already have a react-native app created and I wanna access the user's geolocation. Well, I don't have any Android's folder and I need to add some permissions in AndroidManifest.xml. How can I tie ...
- 89
7
votes
0
answers
854
views
Testing react components in jest-expo always fails
I have followed the following tutorial for installing Jest with expo.
https://docs.expo.io/versions/latest/guides/testing-with-jest/
After following this tutorial I encountered these errors:
react-...
- 71
6
votes
5
answers
47k
views
npm ERR! Error: EPERM: operation not permitted, unlink
OS : Windows 10.
npm version : 6.9.0
node version : 12.4.0
I'm working on an expo application.
I would like to install all the packages on my expo application (npm install). But, an error occured :
...
- 177
6
votes
4
answers
24k
views
Dependencies are not compatible with currently expo package version when running npm start
I recently update npm and now, when I run npm start, This message shows up:
Some of your project's dependencies are not compatible with currently installed expo package version:
- @react-native-...
- 118
6
votes
6
answers
14k
views
Expo CLI is installed globally but "npm start" command still asks
I have installed expo-cli globally. But when I try to run command npm start it still asks to install expo-cli globally. Why?
I have reinstalled expo-cli again but same issue, even after machine ...
- 1,738
6
votes
1
answer
3k
views
React Native Expo App: How to get it to run Jest tests
So Jest seems to be broken out of the box right now, when creating a React Native App with Expo.
Steps to reproduce:
`expo init'
Choose tabs.
cd into your app.
Run npm test 👉🏻 Fails
I googled and ...
- 14.2k
6
votes
2
answers
3k
views
Unable to resolve module 'module://@babel/runtime/helpers/interopRequireDefault.js' - EXPO SNACK
I am getting the error 'Unable to resolve module 'module://@babel/runtime/helpers/interopRequireDefault.js' when I try to run the following code in Expo Snack
Below is my code for HomeScreen.js
...
- 1,587
6
votes
2
answers
3k
views
Expo start fails with "Unexpected end of JSON input" when attempting to run on android simulator
I have an expo app that, as soon as I launch on the android simulator, hangs at 99% Building Javascript Bundle and outputs in the console a very cryptic:
Unexpected end of JSON input
I have tried:
...
- 4,535
6
votes
4
answers
12k
views
'expo start' or 'npm start' command stuck at ''Starting metro bundler"
I am using react native expo for building mobile app. I followed below steps:-
expo init myapp
cd myapp
expo start
After running above 3 commands everything was working fine few days ago. But from ...
- 155
6
votes
1
answer
2k
views
Module `scheduler` does not exist in the Haste module map
I am trying to run existing expo project.
I've cloned it and ran yarn and then expo start. and got this error:
Unable to resolve module scheduler from /path-to-project/node_modules/react-native/...
- 81
6
votes
1
answer
1k
views
Unable to create new React Native app with Expo
I attempted to create a new React native project using the expo-cli. I enter the command "npx create-expo-app my-app" and I get this message in the terminal "Something went wrong in ...
- 305
6
votes
1
answer
781
views
Different versions of a package are requierd
I'm trying to install Expo, React and React-Native as dependencies of a project. The package.jason is like this:
"main": "node_modules/expo/AppEntry.js",
"private": true,
"dependencies": {
"expo":...
- 83
5
votes
1
answer
4k
views
I'm trying to reinstall expo-cli package globally with the command sudo npm install --g expo-cli note that I try --force
bosshoc@MBP-de-BOSS meals-app % sudo npm install -g expo-cli
Password:
npm ERR! code ENOTEMPTY
npm ERR! syscall rename
npm ERR! path /usr/local/lib/node_modules/expo-cli
npm ERR! dest /usr/local/lib/...
- 51
5
votes
7
answers
23k
views
npm ERR! cb() never called
I was trying to download expo cli and I got error:-
C:\WINDOWS\system32>npm i -g expo-cli
npm ERR! cb() never called!
npm ERR! This is an error with npm itself. Please report this error at:
npm ...
- 115
5
votes
5
answers
10k
views
issue installing react native expo with npm install -g expo-cli
I was able to install and run react-native
but when I tried to install react native expo I got some errors
this is my Expo installation npm install -g expo-cli
Microsoft Windows [Version 10.0....
- 167
5
votes
3
answers
6k
views
How do I fix this error while running expo build android?
Hello, I need some help. So what's the case is I am trying to build an android apk from my expo react app. But when I try to do so, it fails. This is the output that is being shown when trying to run '...
- 87
5
votes
2
answers
8k
views
Unable to resolve module 'module://graphql/language/parser.js'
I am trying to make a React Native TypeScript project on Snack Expo. Although I have already added graphql in the package.json as well as the types file, I still get this error :
Device: (1:8434) ...
user13101751
5
votes
3
answers
3k
views
How to overcome ERESOLVE errors within EAS build for native-base and Expo?
I have got the following package.json file. Main purpose is to use Expo 44 with native-base (version ^3.0.0). I could not figure out why such an obvious combination does not work. (Could not find ...
- 2,205
5
votes
2
answers
12k
views
Expo React Native: expected version range: ~6.0.0 - actual version installed: ^5.0.1
After updating Expo SDK 33 to 34, I started noticing an error about several expo npm packages having to be at least v6.0.0...
$ expo start -c
Starting project at /Users/nyxynyx/expoapp
Expo DevTools ...
- 62.8k
5
votes
2
answers
10k
views
React Native expo init command failed
I wanted to follow this tutorial (https://facebook.github.io/react-native/docs/getting-started.html) to start learning react-native.
I followed the first steps and I ran into some issues on the ...
- 533
5
votes
1
answer
2k
views
NPM workspaces with Expo and Typescript
I'm trying to use NPM 7 workspaces within a Typescript Expo project.
For now I want to keep the normal Expo structure (with the root App.tsx file), but I want to isolate some parts of the code in ...
- 3,942
5
votes
2
answers
8k
views
Android simulator is not loading on react-native application (Expo)
After the npm start, when the android simulator is open and running with Pixel3, if I 'click' a (for Android emulator), this error appears and the app does not open on the emulator
Trying to open the ...
user3934648
5
votes
1
answer
3k
views
React-native: unable to get local issuer certificate
request to https://registry.npmjs.org/expo-template-blank failed, reason: unable to get local issuer certificate
FetchError: request to https://registry.npmjs.org/expo-template-blank failed, reason: ...
- 119
5
votes
2
answers
4k
views
Execution failed for task ':expo-splash-screen:compileDebugKotlin when running React Native app [duplicate]
A few hours before, there's no issue when i run the React Native app on Android. Even it successfully built on Azure DevOps.
until when i tried to run the app again and this happens:
* What went wrong:...
5
votes
1
answer
3k
views
Module not found: Can't resolve '@react-aria/interactions'
I'm adding native base to my existing expo react project. I've added the necessary packages as described in their installation guide, but each time I get this error, I've tried multiple iterations of ...
- 2,218
5
votes
0
answers
311
views
Invalid podfile with new React Native project
I just created a new React Native project, and when I try and run pod install in the ios directory I get this error:
Invalid `Podfile` file: cannot load such file -- ./scripts/autolinking
I didn't ...
