Program type already present: android.support.v4.accessibilityservice.AccessibilityServiceInfoCompat
Message{kind=ERROR, text=Program type already present: android.support.v4.accessibilityservice.AccessibilityServiceInfoCompat, sources=[Unknown source file], tool name=Optional.of(D8)}
因為缺少.support.v4導緻于是在app-build.gradle-dependencies中添加缺少的依賴
注意：v7,v4版本号要一緻
運作程式編譯不報錯