Error React Native IOS Exception '-[__NSDictionaryM length]: unrecognised...
I am new to IOS development and i have developed and build an app for IOS & Android in React Native and the app is fully working in Android. I have also installed the app on the iPhone simulator...
View ArticleHow do you check/change iOS version in React Native?
I heard that a new version of iOS came out the other day, and wanted to know if my React Native project would be using that version by default when I build it with XCode, and if not, how can I force...
View Article-[RCTRootView cancelTouches]` is deprecated and will be deleted soon in react...
I am using react-native-map and it works well on ios and android. my react native version is 0.61.2. But in ios, when I click map, then shows warning "-[RCTRootView cancelTouches]` is deprecated and...
View ArticlePodfile.lock missing when initial react-native run-ios
I am setting up IOS dev for React Native (0.61) app which has the working android version. What I did was to copy src of components and package.json file after react native environment is setup by...
View ArticleHow to have React Native project versions seamless across project and platforms
It is very annoying to change build version of my React Native (not Expo) application every time I build it. It needs to be changed in at leats 4 places at moment: /android/app/build.gradle...
View ArticleReact Native ios and watchman
I'm trying to run my react native project (AwesomeProject) in macOS Catalina 10.15, watchman 4.9, XCode 11.1, ios 13. it shows to me that Build Succeed, but the app couldn't be installed at this time,...
View ArticleReact Native: Build Missing iOS + Android folders
I recently update my React Native + React dependencies. I then removed by iOS + android folders to create fresh ones, but the following command that used to work in the past is now giving an error...
View ArticleExpo Camera preview component started displaying black screen out of the blue
The Camera preview component from the npm package 'expo-camera' doesn't show anything but a black screen. I've even created a brand new managed Expo project with nothing but this code: import React...
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Cannot read property 'navigate' of undefined - React Native Navigation
I am currently working on a app which works with react native and I tried to make a flow using react-navigation working on this tutorial but I am having trouble at the point of running my project,...
View ArticleReact native track player fails to add songs to playlist
I am working on a music player in react native and have been using the package react-native-track-player. I have so far not had a problem with the package in android. but when I try to run it on ios I...
View ArticleOpen a certain HealthKit screen in iOS within React Native
My React Native-driven app needs a user to subscribe for some health provider to fetch their medical records. To do that, my app should open a screen where a user can see a list of providers and choose...
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Strange react-native warnings/errors
While working on an existing app, I have encountered a number of warning/errors:1:2:3:4:5:The yellow warnings seems to go away after dismissing them, however, I have to reload the app to get rid of the...
View ArticleCould not find iPhone X simulator. Run CLI with --verbose flag for more details
I downloaded the recently released Xcode 11 beta version, and now I can't run my React-Native app on my simulator. I know there are some question on stack-overflow about this but they did'nt help. the...
View Articlerequest failed when power button pressed or screen off automatically in IOS...
I tried react native fetch and also with axios get and response from a server which may take a while to respond and pressed power key to put screen off. then power key pressed again to wake up mobile...
View ArticleHow can we read device status in react native? (eg: phone in call , sleep...
I just need to read the status of the phone eg: in phone call /sleep mode etc ... is there any way to read all the status ?
View Articlereact native. the close event of the application
On one of the pages of the developed application for ios on react native there is a switch components. When interacting with them, the state of the switches is stored in the Redux storage, but when...
View ArticleCheck device for VoLTE support - ReactNative
I'm searching for a way to detect device is support VoLTE or not from my developed app using react native. Search on internet and couldn't find a correct answer. Could some one guide me to find out...
View ArticleNo podspec found for `React-Core` in `../node_modules/react-native/React`
I'm using React Native. I get this issue when I try to upload pods. I've successfully installed node_modules, but I'm getting this problem. What is the problem? If we delete the package-lock.json and...
View ArticleiOS Request Guided Access fails
I have supervised iPads managed through an MDM. We have a custom entreprise App which request Guided Access (Single App Mode).UIAccessibilityRequestGuidedAccessSession(true or false, ^(BOOL didSucceed)...
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How to profile React Native source code using Xcode/Instruments/Time Profiler
We're using React Native 0.59.10 and React-Redux 5.0.7, and are experiencing a CPU-bound performance issue, in which our Redux actions are taking ~0.25s to complete.We've profiled using the Time...
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