diff --git a/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/KotlinIrLinker.kt b/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/KotlinIrLinker.kt
index e8d6a37cae4..6c4788dc9b7 100644
--- a/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/KotlinIrLinker.kt
+++ b/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/KotlinIrLinker.kt
@@ -65,7 +65,7 @@ abstract class KotlinIrLinker(
         val deserializedTopLevels = mutableSetOf<UniqId>()
 
         operator fun contains(key: UniqId) = key in deserializedSymbols
-        operator fun get(key: UniqId): IrSymbol = deserializedSymbols[key] ?: error("jfsdhsdfhksjdhfkjshdk")
+        operator fun get(key: UniqId): IrSymbol = deserializedSymbols[key] ?: error("No deserialized symbol found for $key")
 
         abstract fun addUniqID(key: UniqId)
         protected open fun peekReachableKey(): UniqId? = reachableTopLevels.firstOrNull()