Thread timing mismatches inside frame-heavy packages like react-native-reanimated can cause UI threads and JS execution contexts to step out of sync, forcing the native JSI channel to drop frames and throw a critical error. Best Practices for Resolving the Exception
C++ Exception: N8facebook3jsi7JSErrorE (in production) #5672 n8facebook3jsi7jserrore best
C++ Exception: N8facebook3jsi7JSErrorE (iOS in production) #5673 n8facebook3jsi7jserrore best
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Troubleshooting "n8facebook3jsi7jserrore" and Similar Technical Errors n8facebook3jsi7jserrore best
To resolve crashes associated with N8facebook3jsi7JSErrorE , developers on platforms like GitHub suggest the following: