IOException – Exceptions produced by failed or interrupted I/O operations.

NullPointerException – When expecting from null variables, objects, or classes.

To open Logcat Click View > Tool Windows > Logcat (Alt + 6 or from the toolbar window). Logcat window in Android Studio is used to display real-time system messages and messages that are added in the Log class of the app. In Android Studio one of the most used tools is Logcat. So, this is a very useful component for the app development because this Logcat dumps a lot of system messages and these messages are actually thrown by the emulator. Then, Logcat Window is going to help you to debug the output by collecting and viewing all the messages that your emulator throws.

Suppose, you are running your application and the program crashes, unfortunately. Logcat Window is the place where various messages can be printed when an application runs. In this situation, the Logcat acts as our best friend.

External Storage in Android with Example.

Firebase Authentication with Phone Number OTP in Android.

How to Retrieve Data from the Firebase Realtime Database in Android?.

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Implicit and Explicit Intents in Android with Examples.

How to View and Locate SQLite Database in Android Studio?.

Fix 'Unable to locate adb within SDK' in Android Studio.

How to change the color of Action Bar in an Android App?.

How to Install and Set up Android Studio on Windows?.

How to Push Notification in Android using Firebase Cloud Messaging?.

How to Change the Color of Status Bar in an Android App?.

How to Add and Customize Back Button of Action Bar in Android?.

Content Providers in Android with Example.

How to Update Gradle in Android Studio?.

How to Create and Add Data to SQLite Database in Android?.

Android Projects - From Basic to Advanced Level.

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Android studio debugging has stopped