Flutter uses xcode_backend.sh to embed frameworks. The error can occur when the Flutter framework cannot unpack the App.framework or Flutter.framework correctly during release mode.
flutter clean
: Avoid extremely long file paths, which can occasionally break binary extraction on some systems.
Additionally, clear the by going to Xcode > Settings > Locations and clicking the arrow next to the Derived Data path to delete its contents. 2. Disable Cloud Syncing
: The Flutter engine artifacts may be missing from your local SDK cache. Step-by-Step Solutions 1. Clean and Rebuild (The Standard Fix)
