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3-3 수업듣는중 문법오류
[왕초보] 나만의 수익성 앱, 앱개발 종합반 v5
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* 겪고 있는 문제 상황을 최대한 자세하게 작성해주세요.

* 문제 해결을 위해 어떤 시도를 해보았는지 구체적으로 함께 알려주세요.


다음과 같은 오류가 뜨면서 실행이 안됩니다. tip.map쪽에서 오류가 있다는건 알겠는데 코드 스니펫 복사하면서 따라왔는데 어떻게 수정해야 될지 모르겠네요






작성한 코드 및 에러 메세지

TypeError: undefined is not an object (evaluating 'tip.map')


This error is located at:
    in MainPage (created by App)
    in App (created by withDevTools(App))
    in withDevTools(App)
    in RCTView (created by View)
    in View (created by AppContainer)
    in RCTView (created by View)
    in View (created by AppContainer)
    in AppContainer
    in main(RootComponent)
at node_modules\react-native\Libraries\Core\ExceptionsManager.js:null in reportException
at node_modules\react-native\Libraries\Core\ExceptionsManager.js:null in handleException
at node_modules\react-native\Libraries\Core\ReactFiberErrorDialog.js:null in showErrorDialog   
at node_modules\react-native\Libraries\Renderer\implementations\ReactNativeRenderer-dev.js:null in logCapturedError
at node_modules\react-native\Libraries\Renderer\implementations\ReactNativeRenderer-dev.js:null in update.callback
at node_modules\react-native\Libraries\Renderer\implementations\ReactNativeRenderer-dev.js:null in callCallback
at node_modules\react-native\Libraries\Renderer\implementations\ReactNativeRenderer-dev.js:null in commitUpdateQueue
at node_modules\react-native\Libraries\Renderer\implementations\ReactNativeRenderer-dev.js:null in commitLayoutEffectOnFiber
at node_modules\react-native\Libraries\Renderer\implementations\ReactNativeRenderer-dev.js:null in commitLayoutMountEffects_complete
at node_modules\react-native\Libraries\Renderer\implementations\ReactNativeRenderer-dev.js:null in commitLayoutEffects_begin
at node_modules\react-native\Libraries\Renderer\implementations\ReactNativeRenderer-dev.js:null in commitLayoutEffects
at node_modules\react-native\Libraries\Renderer\implementations\ReactNativeRenderer-dev.js:null in commitRootImpl
at node_modules\react-native\Libraries\Renderer\implementations\ReactNativeRenderer-dev.js:null in commitRoot
at node_modules\react-native\Libraries\Renderer\implementations\ReactNativeRenderer-dev.js:null in performSyncWorkOnRoot
at node_modules\react-native\Libraries\Renderer\implementations\ReactNativeRenderer-dev.js:null in flushSyncCallbacks
at node_modules\react-native\Libraries\Renderer\implementations\ReactNativeRenderer-dev.js:null in flushSyncCallbacksOnlyInLegacyMode
at node_modules\react-native\Libraries\Renderer\implementations\ReactNativeRenderer-dev.js:null in scheduleUpdateOnFiber
at node_modules\react-native\Libraries\Renderer\implementations\ReactNativeRenderer-dev.js:null in updateContainer
at node_modules\react-native\Libraries\Renderer\implementations\ReactNativeRenderer-dev.js:null in render
at node_modules\react-native\Libraries\ReactNative\renderApplication.js:null in renderApplication
at node_modules\react-native\Libraries\ReactNative\AppRegistry.js:null in runnables.appKey.run 
at node_modules\react-native\Libraries\ReactNative\AppRegistry.js:null in runApplication       
at node_modules\react-native\Libraries\BatchedBridge\MessageQueue.js:null in __callFunction    
at node_modules\react-native\Libraries\BatchedBridge\MessageQueue.js:null in __guard$argument_0at node_modules\react-native\Libraries\BatchedBridge\MessageQueue.js:null in __guard
at node_modules\react-native\Libraries\BatchedBridge\MessageQueue.js:null in callFunctionReturnFlushedQueue


TypeError: undefined is not an object (evaluating 'tip.map')


This error is located at:
    in MainPage (created by App)
    in App (created by withDevTools(App))
    in withDevTools(App)
    in RCTView (created by View)
    in View (created by AppContainer)
    in RCTView (created by View)
    in View (created by AppContainer)
    in AppContainer
    in main(RootComponent)
at node_modules\react-native\Libraries\Core\ExceptionsManager.js:null in reportException
at node_modules\react-native\Libraries\Core\ExceptionsManager.js:null in handleException       
at node_modules\react-native\Libraries\Core\setUpErrorHandling.js:null in handleError
at node_modules\expo\build\errors\ExpoErrorManager.js:null in errorHandler
at node_modules\expo\build\errors\ExpoErrorManager.js:null in <anonymous>
at node_modules\@react-native\polyfills\error-guard.js:null in ErrorUtils.reportFatalError     
at node_modules\react-native\Libraries\BatchedBridge\MessageQueue.js:null in __guard
at node_modules\react-native\Libraries\BatchedBridge\MessageQueue.js:null in callFunctionReturnFlushedQueue


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