Frequently asked questions

Android build failed

java.lang.UnsupportedClassVersionError

java.lang.UnsupportedClassVersionError: has been compiled 
by a more recent version of the Java Runtime (class file version 61.0), 
this version of the Java Runtime only recognizes class file versions up to 55.0

1. Check Unity Supported SDK Build tools version
2. Remove not supported SDK Build tools versions
3. Remove not supported SDK Command-line tools version

Execution failed for task ':launcher:dexBuilderRelease'.

- Could not resolve all files for configuration ':launcher:detachedConfiguration'.
- Failed to transform jetified-ysonetwork-1.2.9-runtime.jar to match attributes {artifactType=ext-dex-dexBuilderRelease, org.gradle.libraryelements=jar, org.gradle.usage=java-runtime}.
- Execution failed for DexingExternalLibArtifactTransform:

/.../transformed/jetified-ysonetwork-1.2.9-runtime.jar.
- Error while dexing.

1. Increase min Android API level to 24
2. Enable Project Settings > Publishing Settings > Minify > Release/Debug