android-How to solve 'ClassNotFoundException: Did not find class com.google.android.material.appbar.AppBarLayout on path'
1. The purpose of this post
I would demo how to solve this error when using android studio
Caused by: java.lang.ClassNotFoundException: Didn't find class "com.google.android.material.appbar.AppBarLayout" on path: DexPathList[[zip file "/data/app/com.cowrielabs.paatauthn-pFnjfkA4aDzDnBf7g_TF8Q==/base.apk"],nativeLibraryDirectories=[/data/app/com.cowrielabs.paatauthn-pFnjfkA4aDzDnBf7g_TF8Q==/lib/x86_64, /system/lib64]]
at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:134)
at java.lang.ClassLoader.loadClass(ClassLoader.java:379)
at java.lang.ClassLoader.loadClass(ClassLoader.java:312)
at android.view.LayoutInflater.createView(LayoutInflater.java:606)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:790)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:730)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:863)
at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:824)
at android.view.LayoutInflater.inflate(LayoutInflater.java:515)
at android.view.LayoutInflater.inflate(LayoutInflater.java:423)
at android.view.LayoutInflater.inflate(LayoutInflater.java:374)
at androidx.appcompat.app.AppCompatDelegateImpl.setContentView(AppCompatDelegateImpl.java:469)
at androidx.appcompat.app.AppCompatActivity.setContentView(AppCompatActivity.java:140)
at com.cowrielabs.paatauthn.otp.OtpLoginActivity.onCreate(OtpLoginActivity.java:35)
at android.app.Activity.performCreate(Activity.java:7136)
at android.app.Activity.performCreate(Activity.java:7127)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1271)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2893)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3048)
at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:78)
at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:108)
at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:68)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1808)
at android.os.Handler.dispatchMessage(Handler.java:106)
at android.os.Looper.loop(Looper.java:193)
at android.app.ActivityThread.main(ActivityThread.java:6669)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:493)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:858)
2. Environments
- Android Studio 3.x
- gradle wrapper version:
- distributionUrl=https://services.gradle.org/distributions/gradle-5.4.1-all.zip
- project build.gradle
- classpath ‘com.android.tools.build:gradle:3.5.0’
3. Solution and Code
Add this dependency in the app’s build.gradle
dependencies {
implementation 'com.google.android.material:material:1.0.0'
}
Clean,rebuild and run the app, everything works.