Only safe (?.) or non-null asserted (!!.)

[hailiangcock]

e: /Users/name/Library/flutter/.pub-cache/hosted/pub.flutter-io.cn/flutter_app_upgrade-1.1.0/android/src/main/kotlin/com/flutter/flutter_app_upgrade/FlutterAppUpgradePlugin.kt: (62, 54): Only safe (?.) or non-null asserted (!!.) calls are allowed on a nullable receiver of type File? e: /Users/name/Library/flutter/.pub-cache/hosted/pub.flutter-io.cn/flutter_app_upgrade-1.1.0/android/src/main/kotlin/com/flutter/flutter_app_upgrade/FlutterAppUpgradePlugin.kt: (127, 20): None of the following functions can be called with the arguments supplied: @NonNull public open fun setClassName(@NonNull p0: Context, @NonNull p1: String): Intent defined in android.content.Intent @NonNull public open fun setClassName(@NonNull p0: String, @NonNull p1: String): Intent defined in android.content.Intent

FAILURE: Build failed with an exception.

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