React Native SVG Not Rendering or Showing Black Box on Android
An SVG that renders correctly on iOS but shows as a solid black box (or nothing at all) specifically on Android almost always comes down to either the native...
Category
React Native
Solving React Native build, runtime and platform-specific issues.
React Native Vector Icons Showing Box or Question Mark Icon on Release Build
Icons rendering correctly in development but showing as a box or question mark specifically in a release build almost always means the actual font files (which...
React Native Android App Crashes Immediately on Open (Hermes / ProGuard)
An Android app that crashes the instant it opens, but only in release builds (never in debug), points strongly at ProGuard/R8 code shrinking removing or...
React Native FlatList Sluggish Scroll Performance With Large Data
Sluggish FlatList scrolling with large datasets almost always comes down to a combination of unnecessary re-renders of list items and suboptimal windowing...
React Native iOS Build Failed "Podfile.lock Is Out of Date"
"Podfile.lock is out of date" means the currently installed CocoaPods dependencies don't match what your project's Podfile currently requires — almost always...
React Native Network Request Failed Only on Physical Android Device
A network request that works fine on an Android emulator but fails specifically on a physical device almost always comes down to how each environment reaches...
React Native Screen Flickering or Re-Rendering Infinitely in useEffect
An infinite re-render loop in a React Native screen almost always traces back to a useEffect whose dependency array contains a value that's recreated fresh on...
React Native Build Failure "Task :app:processDebugResources FAILED"
The :app:processDebugResources FAILED error is Gradle's generic wrapper around an underlying Android resource processing problem — the real cause is almost...
React Native Deep Linking Not Opening App on Cold Start
Deep links that work correctly while the app is already open, but fail to properly launch or route on a true cold start (app not running at all), almost always...