Recompile
@JvmDefault is only supported since JVM target 1.8. Recompile with '-jvm-target 1.8’
问题 Logcat 提示’@JvmDefault’ is only supported since JVM target 1.8. Recompile with '-jvm-target 1.8’ 解决 在gradle中插入以下代码 android { //..其他代码... kotlinOptio ......