java.lang.InstantiationError when mocking method with interface as generic type in Kotlin using Mockk I am using Kotlin 1.7.10 and Mockk 1.12.4 and I have a factory method in the following spring bean class: @Service class DataSynchronizationManagerFactoryService( private val platformTransactionManager: PlatformTransactionManager ) { fun constructDataSynchronisationManager( processedEntityType: Class, repository: R, dataLoaderAndTransformer: DataLoaderAndTransformer ): DataSynchronisationManager { return DataSynchronisationManager(...