141,432 questions
0
votes
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answers
18
views
how to overwrite a file with Expo filesystem File.downloadFileAsync
I am trying to download a file from server and save it locally but I am getting error Destination already exists. I have event set the option idempotent : true as suggested in the documentation to ...
- 451
0
votes
1
answer
27
views
React native Vision camera text detection
The issue appears within our React Native application that integrates VisionCamera, VisionCamera-CodeScanner, ML Kit–based OCR processing, and Reanimated frame processors.
While the functionality ...
- 1
-1
votes
1
answer
37
views
TypeError: Cannot read properties of null (reading 'getConfig') [closed]
how can i resolve this problem and this my jest.config.js
module.exports = {
preset: 'react-native',
"setupFilesAfterEnv": [
"@testing-library/jest-native/extend-expect"
]...
-6
votes
1
answer
48
views
Expo Google OAuth with expo-auth-session: redirect_uri_mismatch and flowName=GeneralOAuthFlow when using auth.expo.io [duplicate]
I’m building an Expo React Native app and trying to implement Google Sign-In using
`expo-auth-session` and `expo-auth-session/providers/google`.
Environment:
- React Native (Expo Router)
- Running in ...
-1
votes
0
answers
18
views
How to make Drawer Screens in Navigator appear dynamically in react native? [closed]
I am trying to make a Drawer Screen Tab appear dynamically according to a redux state value but this practice is not good as when I change the value of redux state, the whole component remounts ...
-4
votes
0
answers
21
views
Expo LocalAuthentication works on iPhone(IOS 26) but not on iPad mini(iPadOS 26) [closed]
A bit lost here, I have the following code running trought expo go and it does nothing on my iPad but it works fine on my phone:
import * as LocalAuthentication from 'expo-local-authentication';
...
- 24
0
votes
2
answers
67
views
GPS position keeps jumping in React Native app even when standing still
place will be around 1000 square meters or a little bit more with statues positioned as shown in image. I am building an offline React Native application that shows a custom map of a location ...
- 34
0
votes
1
answer
72
views
Auto-paste text into ChatGPT/Gemini from Android app
I'm developing a React Native app that generates AI prompts. I want to send these prompts directly to ChatGPT or Google Gemini apps with the text automatically pasted into their input field, not just ...
- 233
0
votes
0
answers
36
views
Connecting Django Rest API with React Native Application Issue [closed]
I made a system to help the company with a task work, and hopefully, be noticed to work with the development team.
One of the things that's mandatory for my project is its compatibility for mobile ...
Best practices
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0
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25
views
How to handle long text in a table-styled FlatList in React Native
I have this FlatList in React Native:
<FlatList
style={{ width: "100%"}}
data={cases}
ListHeaderComponent={
<View style={styles.listHeader}>
<...
-3
votes
1
answer
60
views
The proper way to assign a default value to a React component prop
I'm looking for a working & elegant solution to assign a default prop value to a React Native core component such as Text.
In the past, we'd do something like this and override it at the index.js ...
- 313
1
vote
0
answers
25
views
react-native-config returns empty object on Android (RN 0.80.1, react-native-config 1.1.6)
I am new to React Native. I’m using react-native-config in a React Native CLI project (not Expo), and it works correctly on iOS but returns an empty object on Android.
Environment:
react-native: 0.80....
- 4,910
0
votes
0
answers
38
views
googleMobileAds no-fill - Request Error: No ad to show
I have a react native app on IOS where I am trying to configure adMob with react-native-google-mobile-sdk package.
I have followed this steps to configure adMob. But still getting
[googleMobileAds/no-...
- 421
1
vote
1
answer
35
views
session/invalid-output-configuration in android for react-native-vision-camera
This is my app code but I get the error mentioned in title. I even tried the example code of library but got the same error.
import { StyleSheet, View } from 'react-native';
import {
Camera,
...
- 1,228
-5
votes
2
answers
105
views
How to properly upgrade from Expo SDK 52 to 54 to meet the 16KB memory page requirement?
I’m facing the new Play Console requirement that Android apps must support 16 KB memory page sizes by November 1, 2025. Because of this, I’m planning to upgrade my project from Expo SDK 52 to Expo SDK ...
