Kotlin v2.2.10-RC2 released!

NewsBot · 6 August 2025 15:23

Kotlin v2.2.10-RC2 has been released.

Changelog

Compiler

KT-79276 Dexing fails with “Cannot read field X because is null” with 2.2.0

KT-79442 “Multiple annotations of type kotlin.coroutines.jvm.internal.DebugMetadata”: 2.2.0-Beta1 generates broken code with JVM default suspend methods in interfaces

KT-78815 Symbol not found: __ZNSt3__117bad_function_callD1Ev error on iOS 15.5 simulator in Xcode 16.3 after update to 2.2.0-Beta2

JavaScript

KT-79050 KJS / IC: “Unexpected body of primary constructor for processing irClass”

KT-79089 KJS: Could not load reporter / Cannot find module ‘mocha’ when running jsNode tests

Native

KT-79075 Stuck on Kotlin_getSourceInfo_core_symbolication

KT-76178 LLVM Update: symbol ‘__ZnwmSt19__type_descriptor_t’ missing

Tools. Kapt

KT-79138 K2: KAPT Java Stub Gen: Unresolved reference with @kotlin.Metadata in Java in 2.2.0

Link: Release Kotlin 2.2.10-RC2 · JetBrains/kotlin · GitHub