All Questions
Tagged with react-native-ios or react-native
141,474 questions
0
votes
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answers
27
views
Incompatible React versions: the react and react-native-renderer on iphone
When I build react native app I see this error: Incompatible React versions: the react and react-native-renderer on iphone . and this is my package.json
so, I need help in this case. This image ...
1
vote
1
answer
24
views
[runtime not ready]: ReferenceError: Property 'CRYPTO' doesn't exist
In a react native expo app for Android:
I get no error when I run 'npx expo-doctor'
I get successful 'Android Bundled' message when I run 'npm run android'
I tried deleting ./android and/or ./...
- 161
0
votes
0
answers
24
views
Error in Pod Update while building in Azure DevOps Pipeline for React Native
I'm setting up an Azure pipeline for a React Native project, but I'm running into an error during the Pod update step. Does anyone know what changes I might need to make in the Podfile, the YAML ...
- 23
0
votes
0
answers
17
views
Critical notifications sound not playing OneSignal - ios
I'm having issue that notifications sounds doesn't play, specially for critical notifications i'm using react native.
i already have entitlement and approval from apple
i have the sound file .wav 3 ...
- 548
0
votes
0
answers
17
views
Unable to show line on Combined Bar and Line chart on React native Gifted charts
I want to implement a combined Bar and Line chart with Gifted charts.
I followed all the required steps from the documentation but it still doesn't work. It displays the bar chart but skips the line ...
- 383
0
votes
0
answers
27
views
Full screen View GestureDetector's swipe gesture overrides the system's swipe-back gesture
I followed the expo doc and wrote the following code. Its main function is to use an image as a top background, where swiping down anywhere on the screen increases the image height to zoom in. However,...
- 1
1
vote
0
answers
30
views
Android keyboard avoiding not working when using <Stack.Screen> with headerShown = true
I'm using the latest RN version + expo development build.
I have noticed an issue on Android that only happens when I'm using the Stack.Screen headers.
Here's an example snippet -
<>
<Stack....
- 91
-4
votes
0
answers
23
views
AWS Amplify v6 "deepFreeze" TypeError with Expo + Hermes - signIn fails but signUp works [closed]
I'm a beginner working on a React Native app and facing a confusing issue with AWS Amplify v6 authentication.
I'm just trying to build a simple app that allows to connect into a personnal space, in ...
0
votes
0
answers
31
views
React Native 0.82 iOS linker error: Undefined symbols for architecture arm64 (unsafeExecuteOnMainThreadSync )
I’m migrating an existing React Native app to React Native 0.82.x.
Android builds and runs fine, but iOS fails at the link step with the following error:
Undefined symbols for architecture arm64:
&...
- 13
1
vote
0
answers
26
views
iOS + RTL (Arabic) causes app layout shrinking when using react-native-prevent-screenshot-ios-android — layout reduces on each navigation
I’m using React Native and the package
react-native-prevent-screenshot-ios-android
to block screenshots in my app.
It works fine in LTR languages (English, etc.), but when the device language is ...
- 13
-3
votes
0
answers
20
views
New expo router Link issue
I am trying to navigate from one tab to another page. I've created a folder structure where are two route groups:
(tabs) and there are two tab screens
(login) which is for login screen
I am ...
0
votes
0
answers
41
views
Performance issues with generating video thumbnail and overlaying video on video
I'm working on a video processing feature in my application where user upload a video with that flow:
Call my API for uploading a video
Generate a video thumbnail
Create an overlay video on top video ...
- 347
0
votes
0
answers
24
views
React Native + Cloudflare Workers: requests freeze after 1–2 mind idle
React Native + Cloudflare Workers: requests to *.workers.dev freze/hang after 1–2 minutes idle, while direct origin requests still work
Hi everyone,
I’m seeing a very strange issue with a mobile app ...
- 3
0
votes
1
answer
46
views
How do I access Camera permission of IOS expo-go?
I was just trying to start learning React-Native and Expo-Go for the past few days. I was simply trying to access some camera, basically just want to start with a MainPage then navigate to the ...
-5
votes
0
answers
50
views
Flutter rendering engine for react applications [closed]
I'm thinking of doing something, I don't know if it's crazy or not. But I'd like to use Flutter's rendering engine to run react applications natively on desktop platforms. At first I'd thought of ...
0
votes
0
answers
31
views
Expo - React native gesture handler multitouch doesn't work on android
I have an Expo React Native application, and I have two draggable objects which can be dragged simultaneously, at least on iOS, iPhone SE2. On Android, I can drag only one at the time, the second one ...
-1
votes
0
answers
42
views
Animated.loop loses synchronization between multiple animations over time
I'm creating a ripple wave animation in React Native with three overlapping circles that should maintain consistent spacing. Initially, the waves animate perfectly with even intervals, but after ...
- 1
0
votes
0
answers
42
views
Can you bypass Safari popup when signing in with email link to Firebase on iOS with React Native?
I’m trying to get Firebase email link sign-in working smoothly on iOS.
The link users get in their email comes from projectname.firebaseapp.com/__/auth/links?link=..., which then redirects to my ...
0
votes
0
answers
34
views
React Native Android: How to correctly detect when another app is opened using AccessibilityService?
I’m building a React Native Android app where I need to track whenever the user opens another app (e.g., YouTube, Instagram, etc.).
I am using a custom AccessibilityService, but the event for ...
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0
answers
37
views
Twilio Voice React Native — App Crashes When Initiating Outgoing Call (`getMainActivityClass()` Returns Null)
After resolving a startup crash, I’m now facing a new crash when attempting to initiate an outgoing call using @twilio/voice-react-native-sdk.
When I call:
Voice.connect(...)
the app crashes with the ...
0
votes
0
answers
19
views
How can I use single finger scroll reliably in iOS in ScrollList while also allowing swipe left and swipe right?
I am using React Native 0.79.6 with Expo 53.0.0 managed development and added Swipe left and Swipe right using <GestureRecognizer> from react-native-swipe-gestures 1.0.5 to my main working ...
- 277
Advice
0
votes
2
replies
32
views
How to change accessibility (screen reader) reading order in React Native?
I have in my react native project header with this structure:
<View style={styles.header}>
<View style={styles.leftIcon}>
<TouchableOpacity accessibilityRole="button" /&...
- 323
0
votes
0
answers
25
views
How to put the Input in the bottom of the formSheet?
I'm using Expo Router, displaying the page as a formSheet, but my input field isn't at the bottom of the page. Does anyone know how I can fix this?
If I change the display to modal, it works normally, ...
- 5
0
votes
0
answers
47
views
React Native (Expo SDK 54): How to encrypt request body when sending FormData (file upload)?
I’m using React Native with Expo SDK 54, and I have an API client built with Axios.
All my normal JSON requests are encrypted before being sent to a .NET 6 backend. When I send a normal JSON body, my ...
- 1
0
votes
0
answers
21
views
Android react-native-vlc-media-player Seekbar Dragging
I want to add a dragging or seeking capability into my VLC component on android. But could not find a reliable solution to it. Because when i drag the video frames repeat for some time. How to add ...
-1
votes
0
answers
53
views
Document.cookies set from inside my webview are undefined
I have a webapp that's already production ready to run inside a React Native Webview. The app uses the package js-cookie which saves the accessToken and refreshToken to the browser cookies.
import ...
- 2,387
0
votes
0
answers
32
views
How to download iCloud videos with expo-image-picker in Expo?
I am building a React-Native app using Expo that allows users to select and play videos from their photo library. The app works for locally stored videos, but fails when users try to select videos ...
- 51
-1
votes
0
answers
15
views
Integrating Apple Pay into React Native mobile apps that use authorize.net [closed]
We are looking to find the resources and the steps to take to turn on Apple Pay at checkout for mobile apps that we manage that route credit card based orders through authorize.net API keys. We need ...
- 1
Tooling
1
vote
5
replies
70
views
How can I overlay two videos similar to a golf swing CoachNow app?
I'm trying to overlay two videos in React Native, similar to golf training apps where you compare swings by showing both videos at once with adjustable opacity. My goal is to display both videos, ...
- 347
-3
votes
0
answers
47
views
Andoid App Crashing After Opening In Internal Testing [closed]
I have a react native app that work perfectly fine on my device and emulator when i created the builds. However when i uploading the app bundle in the play console and downloaded the app for internal ...
0
votes
0
answers
52
views
GitHub Actions iOS build fails with “Exit status 65” – works locally with Xcode 16.1
I have a React Native project that builds and uploads successfully using Fastlane on my local Mac (Xcode 26.1).
However, the GitHub Actions iOS build fails with the following error:
** ARCHIVE FAILED *...
- 1,023
0
votes
0
answers
98
views
Issue building iOS after upgrading React Native from 0.76.9 to 0.79.6 (Bridgeless mode / AppDelegate.swift)
I’m currently facing an issue while upgrading my React Native app. I recently updated the project from React Native 0.76.9 to 0.79.6 to meet the Google Play Store 16KB memory page requirement.
The ...
- 11
2
votes
0
answers
67
views
Task :app:mergeExtDexDebug FAILED error without code changes
My react native app (RN 0.71, AGP 7.3.1, Gradle 7.5) compiled on android without issues last week.
This week when trying to compile again without making any changes to the code and the machine i get ...
- 13
1
vote
0
answers
51
views
Not able to save document using React Native 0.81.4 & firebase
I am using react-native 0.81.4 CLI along with the following Firebase packages:
"@react-native-firebase/app": "^23.5.0",
"@react-native-firebase/firestore": "^23.5.0&...
- 2,510
0
votes
0
answers
22
views
Type error in expo router Link href when using route group
I was doing the official Expo tutorial when I encountered a type error. I had a <Link> in my +not-found route that linked to the root directory. When I moved the routes into a route group called ...
- 16
0
votes
0
answers
66
views
Android app crash when upgrade from react-native 0.73.1 to 0.82.0
First of all, I upgrade from React Native 0.73.1 to 0.82.0. My app works for all functions on iOS, but when I try to build on Android, it installs successfully but crashes immediately when I open it. ...
1
vote
0
answers
38
views
Translation using webrtc
I am trying to build realtime voice translation react-native application using mediasoup. My doubt is how I can pass the audio stream of webrtc in mediasoup server to audio translation pipeline made ...
Best practices
0
votes
0
replies
36
views
Can you confirm how we can omit the library reference in the child library, and enforce the container app to install those dependent linbraries
I am creating the React native application, where i have added the Google Map dependecy using Cocoapod. However i need to integrate a Native IOS library distributed using SPM which intenally is using ...
- 577
1
vote
1
answer
50
views
React Native (Expo) – White space appears at bottom on Android gesture navigation mode
I’m developing a React Native (Expo) app with a gradient background. Everything looks fine on devices that use the 3-button navigation bar, but when I test on Android devices with gesture navigation (...
- 11
0
votes
0
answers
41
views
React Native Firebase error: “No Firebase App '[DEFAULT]' has been created - call firebase.initializeApp()”
Default Firebase app is not available [Error: No Firebase App '[DEFAULT]' has been created - call firebase.initializeApp()
0
votes
1
answer
71
views
Empty space between navigator bar and TextInput after keyboard closed when using KeyboardAvoidingView on React Native
I'm using KeyboardAvoidingView on React Native (expo). Everyhing is fine until keyboard closed and there's permanent empty space after keyboard closed. You can see screenshots below.
Code:
export ...
- 13
0
votes
0
answers
65
views
Connect React native to Lightway Server
I am trying to build a mobile application using React native that can connect to lightway server but I am not sure how to do that. I have read the documentation but I was not able to find the answer. ...
- 1,070
0
votes
1
answer
35
views
HTML text colors not showing correctly in Notifee notifications on Android dark mode (Expo)
I'm using Notifee with React Native Firebase Cloud Messaging (FCM) to display styled notifications that include HTML tags such as <b>, <i>, and <font color='green'>.
In light mode, ...
Advice
0
votes
1
replies
42
views
Smooth "increasing blur" background on image
I’m trying to create a background image in my Expo app where the blur effect smoothly increases from top (no blur) to bottom (strong blur).
At the bottom of the screen, I have white text on top of ...
- 123
1
vote
1
answer
66
views
How to define variables with the new version of Nativewind v4?
I've a problem with the Nativewind variables. I created my project on the new version of expo (sdk 54) and therefore nativewind v4 but there is no more file tailwind.config.js to put variables, only ...
-3
votes
0
answers
79
views
Expo Router stack navigation issue — back button missing when navigating directly to nested route
Question
I’m using Expo Router in a React Native app and ran into an issue with stack navigation.
Structure
app/
├── _layout.tsx // Tabs
├── index.tsx // Home tab
└── profile/
...
0
votes
1
answer
48
views
How can I update a drop-down menu according to another
I have a section where I have two dropdown menu.
The first drop down (1) menu let you select a minimum threshold value, and the second (2) let you select a maximum threshold value (range).
The ...
- 11
0
votes
0
answers
121
views
App crashing on Android with missing libreactfeatureflagsjni.so after RN 0.79 migration when including twilio/voice-react-native-sdk (16KB issue)
I am experiencing a crash in an Android app after migrating to React Native 0.79.6 with the new architecture (Fabric + TurboModules) enabled. The crash happens immediately on app launch, and the error ...
- 33
0
votes
0
answers
23
views
Apply opacity only to image from ImageBackground [duplicate]
I have an Expo React Native app that follows the app folder structure and therefore I have the _layout.tsx wrapping the content of my whole app. What I am trying to do is have a background image on ...
- 1,121
0
votes
2
answers
80
views
Unable to build apk file for React Native with expo
I am logged in, but I still get a permission error when I run
eas build -p android --profile preview
eas.json
{
"cli": {
"version": ">= 16.17.3",
...
- 21