Showing error for let

#1

Class ‘kotlin.StandardKt__StandardKt’ is compiled by a pre-release version of Kotlin and cannot be loaded by this version of the compiler

#2

also cannot access lazy

#3

Class ‘kotlin.Lazy’ is compiled by a pre-release version of Kotlin and cannot be loaded by this version of the compiler

#4

kotlin version -> 1.5.0-M1

#5

Which version of kotlin are you using currently?