Changes made to remove kotlin multiple classes issue

The issue was :

XHTML

> Task :app:checkReleaseDuplicateClasses FAILED w: Detected multiple Kotlin daemon sessions at build\kotlin\sessions FAILURE: Build failed with an exception. * What went wrong: Execution failed for task ':app:checkReleaseDuplicateClasses'. > A failure occurred while executing com.android.build.gradle.internal.tasks.CheckDuplicatesRunnable > Duplicate class com.google.android.gms.internal.measurement.zzbs found in modules jetified-play-services-measurement-18.0.2-runtime (com.google.android.gms:play-services-measurem ent:18.0.2) and jetified-play-services-measurement-sdk-api-18.0.3-runtime (com.google.android.gms:play-services-measurement-sdk-api:18.0.3) Duplicate class com.google.android.gms.internal.measurement.zzl found in modules jetified-play-services-measurement-impl-18.0.2-runtime (com.google.android.gms:play-services-meas urement-impl:18.0.2) and jetified-play-services-measurement-sdk-api-18.0.3-runtime (com.google.android.gms:play-services-measurement-sdk-api:18.0.3) Duplicate class com.google.android.gms.measurement.internal.zzfh found in modules jetified-play-services-measurement-base-18.0.3-runtime (com.google.android.gms:play-services-mea surement-base:18.0.3) and jetified-play-services-measurement-impl-18.0.2-runtime (com.google.android.gms:play-services-measurement-impl:18.0.2) Duplicate class com.google.android.gms.measurement.internal.zzgn found in modules jetified-play-services-measurement-base-18.0.3-runtime (com.google.android.gms:play-services-mea surement-base:18.0.3) and jetified-play-services-measurement-impl-18.0.2-runtime (com.google.android.gms:play-services-measurement-impl:18.0.2) Duplicate class com.google.android.gms.measurement.internal.zzgo found in modules jetified-play-services-measurement-base-18.0.3-runtime (com.google.android.gms:play-services-mea surement-base:18.0.3) and jetified-play-services-measurement-impl-18.0.2-runtime (com.google.android.gms:play-services-measurement-impl:18.0.2) Duplicate class com.google.android.gms.measurement.internal.zzgp found in modules jetified-play-services-measurement-base-18.0.3-runtime (com.google.android.gms:play-services-mea surement-base:18.0.3) and jetified-play-services-measurement-impl-18.0.2-runtime (com.google.android.gms:play-services-measurement-impl:18.0.2) Duplicate class com.google.android.gms.measurement.internal.zzgq found in modules jetified-play-services-measurement-base-18.0.3-runtime (com.google.android.gms:play-services-mea surement-base:18.0.3) and jetified-play-services-measurement-impl-18.0.2-runtime (com.google.android.gms:play-services-measurement-impl:18.0.2) Duplicate class com.google.android.gms.measurement.internal.zzhs found in modules jetified-play-services-measurement-18.0.2-runtime (com.google.android.gms:play-services-measurem ent:18.0.2) and jetified-play-services-measurement-base-18.0.3-runtime (com.google.android.gms:play-services-measurement-base:18.0.3) Duplicate class com.google.android.gms.measurement.internal.zzhx found in modules jetified-play-services-measurement-base-18.0.3-runtime (com.google.android.gms:play-services-mea surement-base:18.0.3) and jetified-play-services-measurement-impl-18.0.2-runtime (com.google.android.gms:play-services-measurement-impl:18.0.2) Go to the documentation to learn how to <a href="d.android.com/r/tools/classpath-sync-errors">Fix dependency resolution errors</a>. * 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 <a tabindex="-1" title="https://help.gradle.org/" href="https://help.gradle.org/" target="_blank" rel="noopener noreferrer" aria-label="Link https://help.gradle.org">https://help.gradle.org</a> Deprecated Gradle features were used in this build, making it incompatible with Gradle 7.0. Use '--warning-mode all' to show the individual deprecation warnings. See <a tabindex="-1" title="https://docs.gradle.org/6.9/userguide/command_line_interface.html#sec:command_line_warnings" href="https://docs.gradle.org/6.9/userguide/command_line_interface.html#sec:command_line_warnings" target="_blank" rel="noopener noreferrer" aria-label="Link https://docs.gradle.org/6.9/userguide/command_line_interface.html#sec:command_line_warnings">https://docs.gradle.org/6.9/userguide/command_line_interface.html#sec:command_line_warnings</a> BUILD FAILED in 5m 26s 449 actionable tasks: 396 executed, 53 up-to-date error Command failed with exit code 1. info Visit <a tabindex="-1" title="https://yarnpkg.com/en/docs/cli/run" href="https://yarnpkg.com/en/docs/cli/run" target="_blank" rel="noopener noreferrer" aria-label="Link https://yarnpkg.com/en/docs/cli/run">https://yarnpkg.com/en/docs/cli/run</a> for documentation about this command.

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42

> Task :app:checkReleaseDuplicateClasses FAILED
w: Detected multiple Kotlin daemon sessions at build\kotlin\sessions

FAILURE: Build failed with an exception.

* What went wrong:
Execution failed for task ':app:checkReleaseDuplicateClasses'.
> A failure occurred while executing com.android.build.gradle.internal.tasks.CheckDuplicatesRunnable
> Duplicate class com.google.android.gms.internal.measurement.zzbs found in modules jetified-play-services-measurement-18.0.2-runtime (com.google.android.gms:play-services-measurem
ent:18.0.2) and jetified-play-services-measurement-sdk-api-18.0.3-runtime (com.google.android.gms:play-services-measurement-sdk-api:18.0.3)
Duplicate class com.google.android.gms.internal.measurement.zzl found in modules jetified-play-services-measurement-impl-18.0.2-runtime (com.google.android.gms:play-services-meas
urement-impl:18.0.2) and jetified-play-services-measurement-sdk-api-18.0.3-runtime (com.google.android.gms:play-services-measurement-sdk-api:18.0.3)
Duplicate class com.google.android.gms.measurement.internal.zzfh found in modules jetified-play-services-measurement-base-18.0.3-runtime (com.google.android.gms:play-services-mea
surement-base:18.0.3) and jetified-play-services-measurement-impl-18.0.2-runtime (com.google.android.gms:play-services-measurement-impl:18.0.2)
Duplicate class com.google.android.gms.measurement.internal.zzgn found in modules jetified-play-services-measurement-base-18.0.3-runtime (com.google.android.gms:play-services-mea
surement-base:18.0.3) and jetified-play-services-measurement-impl-18.0.2-runtime (com.google.android.gms:play-services-measurement-impl:18.0.2)
Duplicate class com.google.android.gms.measurement.internal.zzgo found in modules jetified-play-services-measurement-base-18.0.3-runtime (com.google.android.gms:play-services-mea
surement-base:18.0.3) and jetified-play-services-measurement-impl-18.0.2-runtime (com.google.android.gms:play-services-measurement-impl:18.0.2)
Duplicate class com.google.android.gms.measurement.internal.zzgp found in modules jetified-play-services-measurement-base-18.0.3-runtime (com.google.android.gms:play-services-mea
surement-base:18.0.3) and jetified-play-services-measurement-impl-18.0.2-runtime (com.google.android.gms:play-services-measurement-impl:18.0.2)
Duplicate class com.google.android.gms.measurement.internal.zzgq found in modules jetified-play-services-measurement-base-18.0.3-runtime (com.google.android.gms:play-services-mea
surement-base:18.0.3) and jetified-play-services-measurement-impl-18.0.2-runtime (com.google.android.gms:play-services-measurement-impl:18.0.2)
Duplicate class com.google.android.gms.measurement.internal.zzhs found in modules jetified-play-services-measurement-18.0.2-runtime (com.google.android.gms:play-services-measurem
ent:18.0.2) and jetified-play-services-measurement-base-18.0.3-runtime (com.google.android.gms:play-services-measurement-base:18.0.3)
Duplicate class com.google.android.gms.measurement.internal.zzhx found in modules jetified-play-services-measurement-base-18.0.3-runtime (com.google.android.gms:play-services-mea
surement-base:18.0.3) and jetified-play-services-measurement-impl-18.0.2-runtime (com.google.android.gms:play-services-measurement-impl:18.0.2)

Go to the documentation to learn how to <a href="d.android.com/r/tools/classpath-sync-errors">Fix dependency resolution errors</a>.

* 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 <a tabindex="-1" title="https://help.gradle.org/" href="https://help.gradle.org/" target="_blank" rel="noopener noreferrer" aria-label="Link https://help.gradle.org">https://help.gradle.org</a>

Deprecated Gradle features were used in this build, making it incompatible with Gradle 7.0.
Use '--warning-mode all' to show the individual deprecation warnings.
See <a tabindex="-1" title="https://docs.gradle.org/6.9/userguide/command_line_interface.html#sec:command_line_warnings" href="https://docs.gradle.org/6.9/userguide/command_line_interface.html#sec:command_line_warnings" target="_blank" rel="noopener noreferrer" aria-label="Link https://docs.gradle.org/6.9/userguide/command_line_interface.html#sec:command_line_warnings">https://docs.gradle.org/6.9/userguide/command_line_interface.html#sec:command_line_warnings</a>

BUILD FAILED in 5m 26s
449 actionable tasks: 396 executed, 53 up-to-date
error Command failed with exit code 1.
info Visit <a tabindex="-1" title="https://yarnpkg.com/en/docs/cli/run" href="https://yarnpkg.com/en/docs/cli/run" target="_blank" rel="noopener noreferrer" aria-label="Link https://yarnpkg.com/en/docs/cli/run">https://yarnpkg.com/en/docs/cli/run</a> for documentation about this command.

Solution
Note: Update or add only those dependencies which are needed in your project.
update your pkg manager to their latest version*
- yarn : 1.22.5
- npm : 6.14.15
upgrade your gradle to latest version* i.e Gradle 7.2
android\gradle.properties-
- adjust head memory changes
- default
  org.gradle.jvmargs=-Xmx2048m -XX:MaxPermSize=512m -XX:+HeapDumpOnOutOfMemoryError -Dfile.encoding=UTF-8
- updated
  org.gradle.jvmargs=-Xmx4096m -XX:MaxPermSize=1024m -XX:+HeapDumpOnOutOfMemoryError -Dfile.encoding=UTF-8
android\gradle\wrapper\gradle-wrapper.properties
- check gradle version as gradle-6.9-all.zip
android\build.gradle
- changes are “**” marked
- buildscript {
  - ext {
    - **buildToolsVersion = “30.0.2”
    - **minSdkVersion = 21
    - **compileSdkVersion = 30
    - **targetSdkVersion = 30
    - **kotlinVersion = “1.3.72” // add this line
  - }
  - repositories {
    - google()
    - **mavenCentral()
    - jcenter()
  - }
  - dependencies {
    - **classpath ‘com.android.tools.build:gradle:4.2.0’
    - **classpath ‘com.google.gms:google-services:4.3.3’
    - // add this line
      **classpath “org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlinVersion”
    - classpath ‘com.google.firebase:firebase-crashlytics-gradle:2.2.0’
  - }
- }
- allprojects {
  - repositories {
    **mavenCentral()
  - }
- }
android\app\build.gradle
- defaultConfig {
  - **versionCode 21093001
    //** versionCode
    - first 2 digit – year (21)
    - next 2 digit – month (01 – 12)
    - next 2 digit – date (01 – 31)
    - last 2 digit – attempt made to compile same apk **//
  - **versionName “2.0.2”
  - multiDexEnabled true
- }
- **dexOptions {
  
  incremental true
  
  javaMaxHeapSize “4g”
  
  }
- repositories {
  - // For facebook-android-sdk
    **mavenCentral()
    jcenter()
- }
- dependencies {
  - **implementation ‘com.facebook.android:facebook-android-sdk:[8,9)’
  - **implementation “com.google.firebase:firebase-analytics:19.0.0”
  - **implementation ‘com.google.android.gms:play-services-safetynet:17.0.1’
- }
package.json
- - “dependencies”: {
    - **”react”: “^16.14.0”,
    - **”react-dom”: “^16.13.1”,
    - **”react-native”: “0.63.4”,
  - }

Updated on Oct 18, 2021

Changes made to remove kotlin multiple classes issue

The issue was :

Solution