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The development server returned response error code: 500 · Issue #401 · expo/create-react-native-app · GitHub
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The development server returned response error code :500 when running react-native app - Stack Overflow
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android - the development server returned response error code 500 - react native - ./configs/main - Stack Overflow
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the development server returned response error code 500, Duplicated files or mocks. Please check the console for more info · Issue #25795 · facebook/react-native · GitHub
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The development server returned response error code: 500 · Issue #5 · douglasjunior/react-native-easybluetooth-classic · GitHub
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