Symptom React-Native fails to run in Windows, and Nullable cannot be found

When I run react-native run-Android, I get the following error message:

Task :react-native-gesture-handler:compileDebugJavaWithJavac C:\temp\bacardiAPP-master\node_modules\react-native-gesture-handler\android\src\main\java\com\swmansion\gesturehandler\r eact\RNGestureHandlerEnabledRootView.java:10: error: cannot find symbol import androidx.annotation.Nullable;

C:\temp\ bacardiapp-master android gradle.properties file add the following two lines:

android.useAndroidX=true

android.enableJetifier=true

Problem solved:

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