diff --git a/plugins/sam-with-receiver/test/org/jetbrains/kotlin/samWithReceiver/SamWithReceiverTests.kt b/plugins/sam-with-receiver/test/org/jetbrains/kotlin/samWithReceiver/SamWithReceiverTests.kt
index 5c0f021bb13..f06fb8db213 100644
--- a/plugins/sam-with-receiver/test/org/jetbrains/kotlin/samWithReceiver/SamWithReceiverTests.kt
+++ b/plugins/sam-with-receiver/test/org/jetbrains/kotlin/samWithReceiver/SamWithReceiverTests.kt
@@ -16,6 +16,7 @@ import org.jetbrains.kotlin.test.runners.AbstractDiagnosticTest
 import org.jetbrains.kotlin.test.runners.AbstractFirDiagnosticTest
 import org.jetbrains.kotlin.test.runners.codegen.AbstractFirBlackBoxCodegenTest
 import org.jetbrains.kotlin.test.runners.codegen.AbstractIrBlackBoxCodegenTest
+import org.jetbrains.kotlin.test.runners.configurationForClassicAndFirTestsAlongside
 import org.jetbrains.kotlin.test.services.EnvironmentConfigurator
 import org.jetbrains.kotlin.test.services.TestServices
 
@@ -24,14 +25,19 @@ import org.jetbrains.kotlin.test.services.TestServices
 abstract class AbstractSamWithReceiverTest : AbstractDiagnosticTest() {
     override fun configure(builder: TestConfigurationBuilder) {
         super.configure(builder)
-        builder.configurePlugin()
+        with(builder) {
+            configurePlugin()
+        }
     }
 }
 
 abstract class AbstractFirSamWithReceiverTest : AbstractFirDiagnosticTest() {
     override fun configure(builder: TestConfigurationBuilder) {
         super.configure(builder)
-        builder.configurePlugin()
+        with(builder) {
+            configurePlugin()
+            configurationForClassicAndFirTestsAlongside()
+        }
     }
 }
 
diff --git a/plugins/sam-with-receiver/testData/diagnostics/noParameters.kt b/plugins/sam-with-receiver/testData/diagnostics/noParameters.kt
index d545f204117..fe52563f9bf 100644
--- a/plugins/sam-with-receiver/testData/diagnostics/noParameters.kt
+++ b/plugins/sam-with-receiver/testData/diagnostics/noParameters.kt
@@ -1,6 +1,6 @@
 // FIR_IDENTICAL
 
-// FILE: SamConstructor.kt
+// FILE: Sam.java
 @SamWithReceiver
 public interface Sam {
     void run();
diff --git a/plugins/sam-with-receiver/testData/diagnostics/noReturnType.fir.kt b/plugins/sam-with-receiver/testData/diagnostics/noReturnType.fir.kt
new file mode 100644
index 00000000000..60fc42ccea6
--- /dev/null
+++ b/plugins/sam-with-receiver/testData/diagnostics/noReturnType.fir.kt
@@ -0,0 +1,19 @@
+// FILE: Sam.java
+@SamWithReceiver
+public interface Sam {
+    void run(String a, String b);
+}
+
+// FILE: test.kt
+annotation class SamWithReceiver
+
+fun test() {
+    Sam <!ARGUMENT_TYPE_MISMATCH!>{ a, <!CANNOT_INFER_PARAMETER_TYPE!>b<!> ->
+        System.out.println(a)
+    }<!>
+
+    Sam { b ->
+        val a: String = this
+        System.out.println(a)
+    }
+}
diff --git a/plugins/sam-with-receiver/testData/diagnostics/noReturnType.fir.txt b/plugins/sam-with-receiver/testData/diagnostics/noReturnType.fir.txt
new file mode 100644
index 00000000000..732e64de71b
--- /dev/null
+++ b/plugins/sam-with-receiver/testData/diagnostics/noReturnType.fir.txt
@@ -0,0 +1,17 @@
+package
+
+public fun test(): kotlin.Unit
+
+@SamWithReceiver public interface Sam {
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public abstract fun run(/*0*/ a: kotlin.String!, /*1*/ b: kotlin.String!): kotlin.Unit
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public final annotation class SamWithReceiver : kotlin.Annotation {
+    public constructor SamWithReceiver()
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
diff --git a/plugins/sam-with-receiver/testData/diagnostics/noReturnType.kt b/plugins/sam-with-receiver/testData/diagnostics/noReturnType.kt
index ead3e06f959..e4135ac86bf 100644
--- a/plugins/sam-with-receiver/testData/diagnostics/noReturnType.kt
+++ b/plugins/sam-with-receiver/testData/diagnostics/noReturnType.kt
@@ -1,4 +1,4 @@
-// FILE: SamConstructor.kt
+// FILE: Sam.java
 @SamWithReceiver
 public interface Sam {
     void run(String a, String b);
@@ -8,7 +8,7 @@ public interface Sam {
 annotation class SamWithReceiver
 
 fun test() {
-    Sam <!ARGUMENT_TYPE_MISMATCH!>{ a, <!CANNOT_INFER_PARAMETER_TYPE!>b<!> ->
+    Sam <!TYPE_MISMATCH!>{ <!EXPECTED_PARAMETERS_NUMBER_MISMATCH!>a, <!CANNOT_INFER_PARAMETER_TYPE!>b<!><!> ->
         System.out.println(a)
     }<!>
 
diff --git a/plugins/sam-with-receiver/testData/diagnostics/samConversionNoParameters.kt b/plugins/sam-with-receiver/testData/diagnostics/samConversionNoParameters.kt
index 4a694901e04..f62da5b5e78 100644
--- a/plugins/sam-with-receiver/testData/diagnostics/samConversionNoParameters.kt
+++ b/plugins/sam-with-receiver/testData/diagnostics/samConversionNoParameters.kt
@@ -1,6 +1,6 @@
 // FIR_IDENTICAL
 
-// FILE: SamConstructor.kt
+// FILE: Sam.java
 @SamWithReceiver
 public interface Sam {
     void run();
diff --git a/plugins/sam-with-receiver/testData/diagnostics/samConversionSimple.fir.kt b/plugins/sam-with-receiver/testData/diagnostics/samConversionSimple.fir.kt
new file mode 100644
index 00000000000..b34db45bd1e
--- /dev/null
+++ b/plugins/sam-with-receiver/testData/diagnostics/samConversionSimple.fir.kt
@@ -0,0 +1,20 @@
+// FILE: Sam.java
+@SamWithReceiver
+public interface Sam {
+    void run(String a);
+}
+
+// FILE: Exec.java
+public class Exec {
+    void exec(Sam sam) {}
+}
+
+// FILE: test.kt
+annotation class SamWithReceiver
+
+fun test() {
+    val e = Exec()
+
+    e.exec <!ARGUMENT_TYPE_MISMATCH!>{ <!CANNOT_INFER_PARAMETER_TYPE!>a<!> -> System.out.<!OVERLOAD_RESOLUTION_AMBIGUITY!>println<!>(a) }<!>
+    e.exec { System.out.println(this) }
+}
diff --git a/plugins/sam-with-receiver/testData/diagnostics/samConversionSimple.fir.txt b/plugins/sam-with-receiver/testData/diagnostics/samConversionSimple.fir.txt
new file mode 100644
index 00000000000..5686d9a78f0
--- /dev/null
+++ b/plugins/sam-with-receiver/testData/diagnostics/samConversionSimple.fir.txt
@@ -0,0 +1,25 @@
+package
+
+public fun test(): kotlin.Unit
+
+public open class Exec {
+    public constructor Exec()
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public/*package*/ open fun exec(/*0*/ sam: Sam!): kotlin.Unit
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+@SamWithReceiver public interface Sam {
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public abstract fun run(/*0*/ a: kotlin.String!): kotlin.Unit
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public final annotation class SamWithReceiver : kotlin.Annotation {
+    public constructor SamWithReceiver()
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
diff --git a/plugins/sam-with-receiver/testData/diagnostics/samConversionSimple.kt b/plugins/sam-with-receiver/testData/diagnostics/samConversionSimple.kt
index 44fc9cc25cf..d2bd61ce458 100644
--- a/plugins/sam-with-receiver/testData/diagnostics/samConversionSimple.kt
+++ b/plugins/sam-with-receiver/testData/diagnostics/samConversionSimple.kt
@@ -1,4 +1,4 @@
-// FILE: SamConstructor.kt
+// FILE: Sam.java
 @SamWithReceiver
 public interface Sam {
     void run(String a);
@@ -15,6 +15,6 @@ annotation class SamWithReceiver
 fun test() {
     val e = Exec()
 
-    e.exec <!ARGUMENT_TYPE_MISMATCH!>{ <!CANNOT_INFER_PARAMETER_TYPE!>a<!> -> System.out.<!OVERLOAD_RESOLUTION_AMBIGUITY!>println<!>(a) }<!>
+    e.exec <!TYPE_MISMATCH!>{ <!CANNOT_INFER_PARAMETER_TYPE, EXPECTED_PARAMETERS_NUMBER_MISMATCH!>a<!> -> System.out.<!OVERLOAD_RESOLUTION_AMBIGUITY!>println<!>(<!DEBUG_INFO_ELEMENT_WITH_ERROR_TYPE!>a<!>) }<!>
     e.exec { System.out.println(this) }
 }
diff --git a/plugins/sam-with-receiver/testData/diagnostics/samConversionSimpleWithoutAnnotation.fir.kt b/plugins/sam-with-receiver/testData/diagnostics/samConversionSimpleWithoutAnnotation.fir.kt
new file mode 100644
index 00000000000..98ea106e786
--- /dev/null
+++ b/plugins/sam-with-receiver/testData/diagnostics/samConversionSimpleWithoutAnnotation.fir.kt
@@ -0,0 +1,17 @@
+// FILE: Sam.java
+public interface Sam {
+    void run(String a);
+}
+
+// FILE: Exec.java
+public class Exec {
+    void exec(Sam sam) {}
+}
+
+// FILE: test.kt
+fun test() {
+    val e = Exec()
+
+    e.exec { a -> System.out.println(a) }
+    e.exec { System.out.<!OVERLOAD_RESOLUTION_AMBIGUITY!>println<!>(<!NO_THIS!>this<!>) }
+}
diff --git a/plugins/sam-with-receiver/testData/diagnostics/samConversionSimpleWithoutAnnotation.fir.txt b/plugins/sam-with-receiver/testData/diagnostics/samConversionSimpleWithoutAnnotation.fir.txt
new file mode 100644
index 00000000000..7b4f5486250
--- /dev/null
+++ b/plugins/sam-with-receiver/testData/diagnostics/samConversionSimpleWithoutAnnotation.fir.txt
@@ -0,0 +1,18 @@
+package
+
+public fun test(): kotlin.Unit
+
+public open class Exec {
+    public constructor Exec()
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public/*package*/ open fun exec(/*0*/ sam: Sam!): kotlin.Unit
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public interface Sam {
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public abstract fun run(/*0*/ a: kotlin.String!): kotlin.Unit
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
diff --git a/plugins/sam-with-receiver/testData/diagnostics/samConversionSimpleWithoutAnnotation.kt b/plugins/sam-with-receiver/testData/diagnostics/samConversionSimpleWithoutAnnotation.kt
index 692ccecab3f..e5e57340350 100644
--- a/plugins/sam-with-receiver/testData/diagnostics/samConversionSimpleWithoutAnnotation.kt
+++ b/plugins/sam-with-receiver/testData/diagnostics/samConversionSimpleWithoutAnnotation.kt
@@ -1,4 +1,4 @@
-// FILE: SamConstructor.kt
+// FILE: Sam.java
 public interface Sam {
     void run(String a);
 }
@@ -13,5 +13,5 @@ fun test() {
     val e = Exec()
 
     e.exec { a -> System.out.println(a) }
-    e.exec { System.out.<!OVERLOAD_RESOLUTION_AMBIGUITY!>println<!>(<!NO_THIS!>this<!>) }
+    e.exec { System.out.println(<!NO_THIS!>this<!>) }
 }
diff --git a/plugins/sam-with-receiver/testData/diagnostics/samWithAnnotation.fir.kt b/plugins/sam-with-receiver/testData/diagnostics/samWithAnnotation.fir.kt
new file mode 100644
index 00000000000..d07ee0cffc6
--- /dev/null
+++ b/plugins/sam-with-receiver/testData/diagnostics/samWithAnnotation.fir.kt
@@ -0,0 +1,21 @@
+// FILE: Sam.java
+@SamWithReceiver
+public interface Sam {
+    String run(String a, String b);
+}
+
+// FILE: test.kt
+annotation class SamWithReceiver
+
+fun test() {
+    Sam <!ARGUMENT_TYPE_MISMATCH!>{ a, <!CANNOT_INFER_PARAMETER_TYPE!>b<!> ->
+        System.out.println(a)
+        ""
+    }<!>
+
+    Sam { b ->
+        val a: String = this
+        System.out.println(a)
+        ""
+    }
+}
diff --git a/plugins/sam-with-receiver/testData/diagnostics/samWithAnnotation.fir.txt b/plugins/sam-with-receiver/testData/diagnostics/samWithAnnotation.fir.txt
new file mode 100644
index 00000000000..348b72e16bc
--- /dev/null
+++ b/plugins/sam-with-receiver/testData/diagnostics/samWithAnnotation.fir.txt
@@ -0,0 +1,17 @@
+package
+
+public fun test(): kotlin.Unit
+
+@SamWithReceiver public interface Sam {
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public abstract fun run(/*0*/ a: kotlin.String!, /*1*/ b: kotlin.String!): kotlin.String!
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public final annotation class SamWithReceiver : kotlin.Annotation {
+    public constructor SamWithReceiver()
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
diff --git a/plugins/sam-with-receiver/testData/diagnostics/samWithAnnotation.kt b/plugins/sam-with-receiver/testData/diagnostics/samWithAnnotation.kt
index 62c4e69e065..849b4aa3861 100644
--- a/plugins/sam-with-receiver/testData/diagnostics/samWithAnnotation.kt
+++ b/plugins/sam-with-receiver/testData/diagnostics/samWithAnnotation.kt
@@ -1,4 +1,4 @@
-// FILE: SamConstructor.kt
+// FILE: Sam.java
 @SamWithReceiver
 public interface Sam {
     String run(String a, String b);
@@ -8,7 +8,7 @@ public interface Sam {
 annotation class SamWithReceiver
 
 fun test() {
-    Sam <!ARGUMENT_TYPE_MISMATCH!>{ a, <!CANNOT_INFER_PARAMETER_TYPE!>b<!> ->
+    Sam <!TYPE_MISMATCH!>{ <!EXPECTED_PARAMETERS_NUMBER_MISMATCH!>a, <!CANNOT_INFER_PARAMETER_TYPE!>b<!><!> ->
         System.out.println(a)
         ""
     }<!>
diff --git a/plugins/sam-with-receiver/testData/diagnostics/samWithoutAnnotation.fir.kt b/plugins/sam-with-receiver/testData/diagnostics/samWithoutAnnotation.fir.kt
new file mode 100644
index 00000000000..a604a8996d0
--- /dev/null
+++ b/plugins/sam-with-receiver/testData/diagnostics/samWithoutAnnotation.fir.kt
@@ -0,0 +1,18 @@
+// FILE: Sam.java
+public interface Sam {
+    String run(String a, String b);
+}
+
+// FILE: test.kt
+fun test() {
+    Sam { a, b ->
+        System.out.println(a)
+        ""
+    }
+
+    Sam <!ARGUMENT_TYPE_MISMATCH!>{ b ->
+        val a = this<!UNRESOLVED_LABEL!>@Sam<!>
+        System.out.<!OVERLOAD_RESOLUTION_AMBIGUITY!>println<!>(a)
+        ""
+    }<!>
+}
diff --git a/plugins/sam-with-receiver/testData/diagnostics/samWithoutAnnotation.fir.txt b/plugins/sam-with-receiver/testData/diagnostics/samWithoutAnnotation.fir.txt
new file mode 100644
index 00000000000..7130d649562
--- /dev/null
+++ b/plugins/sam-with-receiver/testData/diagnostics/samWithoutAnnotation.fir.txt
@@ -0,0 +1,10 @@
+package
+
+public fun test(): kotlin.Unit
+
+public interface Sam {
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public abstract fun run(/*0*/ a: kotlin.String!, /*1*/ b: kotlin.String!): kotlin.String!
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
diff --git a/plugins/sam-with-receiver/testData/diagnostics/samWithoutAnnotation.kt b/plugins/sam-with-receiver/testData/diagnostics/samWithoutAnnotation.kt
index 61df99eefd7..1ee8df3bd2a 100644
--- a/plugins/sam-with-receiver/testData/diagnostics/samWithoutAnnotation.kt
+++ b/plugins/sam-with-receiver/testData/diagnostics/samWithoutAnnotation.kt
@@ -1,4 +1,4 @@
-// FILE: SamConstructor.kt
+// FILE: Sam.java
 public interface Sam {
     String run(String a, String b);
 }
@@ -10,9 +10,9 @@ fun test() {
         ""
     }
 
-    Sam <!ARGUMENT_TYPE_MISMATCH!>{ b ->
-        val a = this<!UNRESOLVED_LABEL!>@Sam<!>
-        System.out.<!OVERLOAD_RESOLUTION_AMBIGUITY!>println<!>(a)
+    Sam <!TYPE_MISMATCH!>{ <!EXPECTED_PARAMETERS_NUMBER_MISMATCH!>b<!> ->
+        val a = <!NO_THIS!>this@Sam<!>
+        System.out.<!OVERLOAD_RESOLUTION_AMBIGUITY!>println<!>(<!DEBUG_INFO_ELEMENT_WITH_ERROR_TYPE!>a<!>)
         ""
     }<!>
 }
diff --git a/plugins/sam-with-receiver/testData/diagnostics/singleParameter.fir.kt b/plugins/sam-with-receiver/testData/diagnostics/singleParameter.fir.kt
new file mode 100644
index 00000000000..0ab8a2863ef
--- /dev/null
+++ b/plugins/sam-with-receiver/testData/diagnostics/singleParameter.fir.kt
@@ -0,0 +1,20 @@
+// FILE: Sam.java
+@SamWithReceiver
+public interface Sam {
+    void run(String a);
+}
+
+// FILE: test.kt
+annotation class SamWithReceiver
+
+fun test() {
+    Sam <!ARGUMENT_TYPE_MISMATCH!>{ <!CANNOT_INFER_PARAMETER_TYPE!>a<!> ->
+        System.out.<!OVERLOAD_RESOLUTION_AMBIGUITY!>println<!>(a)
+    }<!>
+
+    Sam {
+        val a: String = this
+        val a2: String = <!UNRESOLVED_REFERENCE!>it<!>
+        System.out.println(a)
+    }
+}
diff --git a/plugins/sam-with-receiver/testData/diagnostics/singleParameter.fir.txt b/plugins/sam-with-receiver/testData/diagnostics/singleParameter.fir.txt
new file mode 100644
index 00000000000..79a3df990e1
--- /dev/null
+++ b/plugins/sam-with-receiver/testData/diagnostics/singleParameter.fir.txt
@@ -0,0 +1,17 @@
+package
+
+public fun test(): kotlin.Unit
+
+@SamWithReceiver public interface Sam {
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public abstract fun run(/*0*/ a: kotlin.String!): kotlin.Unit
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public final annotation class SamWithReceiver : kotlin.Annotation {
+    public constructor SamWithReceiver()
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
diff --git a/plugins/sam-with-receiver/testData/diagnostics/singleParameter.kt b/plugins/sam-with-receiver/testData/diagnostics/singleParameter.kt
index 9d4d8405689..78844ea051e 100644
--- a/plugins/sam-with-receiver/testData/diagnostics/singleParameter.kt
+++ b/plugins/sam-with-receiver/testData/diagnostics/singleParameter.kt
@@ -1,4 +1,4 @@
-// FILE: SamConstructor.kt
+// FILE: Sam.java
 @SamWithReceiver
 public interface Sam {
     void run(String a);
@@ -8,8 +8,8 @@ public interface Sam {
 annotation class SamWithReceiver
 
 fun test() {
-    Sam <!ARGUMENT_TYPE_MISMATCH!>{ <!CANNOT_INFER_PARAMETER_TYPE!>a<!> ->
-        System.out.<!OVERLOAD_RESOLUTION_AMBIGUITY!>println<!>(a)
+    Sam <!TYPE_MISMATCH!>{ <!CANNOT_INFER_PARAMETER_TYPE, EXPECTED_PARAMETERS_NUMBER_MISMATCH!>a<!> ->
+        System.out.<!OVERLOAD_RESOLUTION_AMBIGUITY!>println<!>(<!DEBUG_INFO_ELEMENT_WITH_ERROR_TYPE!>a<!>)
     }<!>
 
     Sam {
diff --git a/plugins/sam-with-receiver/testData/diagnostics/singleParameterWithoutAnnotation.fir.kt b/plugins/sam-with-receiver/testData/diagnostics/singleParameterWithoutAnnotation.fir.kt
new file mode 100644
index 00000000000..0601a128cdc
--- /dev/null
+++ b/plugins/sam-with-receiver/testData/diagnostics/singleParameterWithoutAnnotation.fir.kt
@@ -0,0 +1,16 @@
+// FILE: Sam.java
+public interface Sam {
+    void run(String a);
+}
+
+// FILE: test.kt
+fun test() {
+    Sam { a ->
+        System.out.println(a)
+    }
+
+    Sam {
+        val a = <!NO_THIS!>this<!>
+        System.out.<!OVERLOAD_RESOLUTION_AMBIGUITY!>println<!>(a)
+    }
+}
diff --git a/plugins/sam-with-receiver/testData/diagnostics/singleParameterWithoutAnnotation.fir.txt b/plugins/sam-with-receiver/testData/diagnostics/singleParameterWithoutAnnotation.fir.txt
new file mode 100644
index 00000000000..fb30fe1a890
--- /dev/null
+++ b/plugins/sam-with-receiver/testData/diagnostics/singleParameterWithoutAnnotation.fir.txt
@@ -0,0 +1,10 @@
+package
+
+public fun test(): kotlin.Unit
+
+public interface Sam {
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public abstract fun run(/*0*/ a: kotlin.String!): kotlin.Unit
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
diff --git a/plugins/sam-with-receiver/testData/diagnostics/singleParameterWithoutAnnotation.kt b/plugins/sam-with-receiver/testData/diagnostics/singleParameterWithoutAnnotation.kt
index b186637d32d..7e28a9067e1 100644
--- a/plugins/sam-with-receiver/testData/diagnostics/singleParameterWithoutAnnotation.kt
+++ b/plugins/sam-with-receiver/testData/diagnostics/singleParameterWithoutAnnotation.kt
@@ -1,4 +1,4 @@
-// FILE: SamConstructor.kt
+// FILE: Sam.java
 public interface Sam {
     void run(String a);
 }
@@ -11,6 +11,6 @@ fun test() {
 
     Sam {
         val a = <!NO_THIS!>this<!>
-        System.out.<!OVERLOAD_RESOLUTION_AMBIGUITY!>println<!>(a)
+        System.out.<!OVERLOAD_RESOLUTION_AMBIGUITY!>println<!>(<!DEBUG_INFO_ELEMENT_WITH_ERROR_TYPE!>a<!>)
     }
 }
diff --git a/plugins/sam-with-receiver/testData/script/samConversionSimple.kts b/plugins/sam-with-receiver/testData/script/samConversionSimple.kts
index f7f31351e60..3f41451c051 100644
--- a/plugins/sam-with-receiver/testData/script/samConversionSimple.kts
+++ b/plugins/sam-with-receiver/testData/script/samConversionSimple.kts
@@ -8,7 +8,7 @@ import java.lang.annotation.RetentionPolicy;
 public @interface SamWithReceiver1 {
 }
 
-// FILE: SamConstructor.kt
+// FILE: Sam.java
 @SamWithReceiver1
 public interface Sam {
     void run(String a, String b);