Unity Android Duplicate Class Error

Checklist for finding duplicate class conflicts in Unity Android builds.

1. Copy the exact duplicated class name from the Gradle log.
2. Search Assets/Plugins/Android for duplicate AAR or JAR files.
3. Check External Dependency Manager generated dependencies.
4. Look for conflicting AndroidX, Firebase, or Play Services versions.
5. Remove the duplicate dependency at the source.

Unity Android Build Doctor checklist/tool

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