Fix EnumClassLowering

compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/lower/EnumClassLowering.kt

diff --git a/compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/lower/EnumClassLowering.kt b/compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/lower/EnumClassLowering.kt
index b5ca8f6..942a861 100644
--- a/compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/lower/EnumClassLowering.kt
+++ b/compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/lower/EnumClassLowering.kt
@@ -548,7 +548,9 @@
                         )
                     } memoryOptimizedPlus irElseBranch(irBlock {
                         +irCall(irClass.initEntryInstancesFun!!)
-                        +irCall(throwIAESymbol)
+                        +irCall(throwIAESymbol).apply {
+                            putValueArgument(0, irString("No enum constant ${nameParameter.name.identifier}."))
+                        }
                     })
                 )
             }