android logcat shows below error at every second while running app using react-native run-android

java.lang.UnsatisfiedLinkError: No implementation found for com.facebook.react.bridge.Inspector com.facebook.react.bridge.Inspector.instance() (tried Java_com_facebook_react_bridge_Inspector_instance and Java_com_facebook_react_bridge_Inspector_instance__)

React Native version:
System:
OS: macOS 10.14.5
CPU: (12) x64 Intel(R) Core(TM) i7-8850H CPU @ 2.60GHz
Memory: 19.14 MB / 16.00 GB
Shell: 3.2.57 - /bin/bash
Binaries:
Node: 11.10.1 - /usr/local/bin/node
npm: 6.7.0 - /usr/local/bin/npm
Watchman: 4.9.0 - /usr/local/bin/watchman
SDKs:
iOS SDK:
Platforms: iOS 12.1, macOS 10.14, tvOS 12.1, watchOS 5.1
Android SDK:
API Levels: 23, 24, 25, 26, 27, 28
Build Tools: 23.0.1, 25.0.2, 25.0.3, 26.0.1, 26.0.3, 27.0.3, 28.0.2, 28.0.3
System Images: android-27 | Google APIs Intel x86 Atom, android-27 | Google Play Intel x86 Atom, android-28 | Google Play Intel x86 Atom
IDEs:
Android Studio: 3.4 AI-183.6156.11.34.5522156
Xcode: 10.1/10B61 - /usr/bin/xcodebuild
npmPackages:
react: 16.8.6 => 16.8.6
react-native: 0.60.0 => 0.60.0
npmGlobalPackages:
react-native-cli: 2.0.1
react-native-git-upgrade: 0.2.7

Steps To Reproduce

1. create new project
2. run app using react-native run-android

2019-07-09 21:00:12.921 10898-11041/com.my.app E/com.my.app: No implementation found for com.facebook.react.bridge.Inspector com.facebook.react.bridge.Inspector.instance() (tried Java_com_facebook_react_bridge_Inspector_instance and Java_com_facebook_react_bridge_Inspector_instance__) 2019-07-09 21:00:12.922 10898-11041/com.my.app E/unknown:ReactNative: Inspector doesn't work in open source yet java.lang.UnsatisfiedLinkError: No implementation found for com.facebook.react.bridge.Inspector com.facebook.react.bridge.Inspector.instance() (tried Java_com_facebook_react_bridge_Inspector_instance and Java_com_facebook_react_bridge_Inspector_instance__) at com.facebook.react.bridge.Inspector.instance(Native Method) at com.facebook.react.bridge.Inspector.getPages(Inspector.java:27) at com.facebook.react.devsupport.InspectorPackagerConnection.getPages(InspectorPackagerConnection.java:152) at com.facebook.react.devsupport.InspectorPackagerConnection.handleProxyMessage(InspectorPackagerConnection.java:72) at com.facebook.react.devsupport.InspectorPackagerConnection$Connection.onMessage(InspectorPackagerConnection.java:223) at okhttp3.internal.ws.RealWebSocket.onReadMessage(RealWebSocket.java:323) at okhttp3.internal.ws.WebSocketReader.readMessageFrame(WebSocketReader.java:219) at okhttp3.internal.ws.WebSocketReader.processNextFrame(WebSocketReader.java:105) at okhttp3.internal.ws.RealWebSocket.loopReader(RealWebSocket.java:274) at okhttp3.internal.ws.RealWebSocket$2.onResponse(RealWebSocket.java:214) at okhttp3.RealCall$AsyncCall.execute(RealCall.java:206) at okhttp3.internal.NamedRunnable.run(NamedRunnable.java:32) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1167) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641) at java.lang.Thread.run(Thread.java:764)

Describe what you expected to happen:
there should not be any error regarding com.facebook.react.bridge.Inspector