Error while run any flutter project in android platform class path error

Question

FAILURE: Build failed with an exception.

• What went wrong:
  A problem occurred configuring root project 'android'.

Could not resolve all artifacts for configuration ':classpath'.
Could not resolve com.android.tools.build:gradle:3.5.0.
Required by:
project :
> Could not resolve com.android.tools.build:gradle:3.5.0.
> Could not get resource 'https://dl.google.com/dl/android/maven2/com/android/tools/build/gradle/3.5.0/gradle-3.5.0.pom'. > Could not GET 'https://dl.google.com/dl/android/maven2/com/android/tools/build/gradle/3.5.0/gradle-3.5.0.pom'. > PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target

• Try:
  Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.

• Get more help at https://help.gradle.org

BUILD FAILED in 3s
Running Gradle task 'assembleDebug'...
Running Gradle task 'assembleDebug'... Done 4.4s Exception: Gradle task assembleDebug failed with exit code 1

Answer 1

Try to below methods:

Try to run flutter clean then flutter pub get then flutter run or run or your app OR if you use this commands the problem Is not work then go-to Android studio open adb select your device right click it and click on wipe Data or cold boot now and run your app