diff --git a/idea/src/org/jetbrains/jet/codegen/ExpressionCodegen.java b/idea/src/org/jetbrains/jet/codegen/ExpressionCodegen.java
index 7217beb58a5..26b45bb9f5f 100644
--- a/idea/src/org/jetbrains/jet/codegen/ExpressionCodegen.java
+++ b/idea/src/org/jetbrains/jet/codegen/ExpressionCodegen.java
@@ -731,15 +731,21 @@ public class ExpressionCodegen extends JetVisitor<StackValue, StackValue> {
                 }
             }
             else if (descriptor instanceof ClassDescriptor) {
-                final JetClassObject classObject = ((JetClass) declaration).getClassObject();
-                if (classObject == null) {
-                    throw new UnsupportedOperationException("trying to reference a class which doesn't have a class object");
+                if(declaration instanceof JetClass) {
+                    final JetClassObject classObject = ((JetClass) declaration).getClassObject();
+                    if (classObject == null) {
+                        throw new UnsupportedOperationException("trying to reference a class which doesn't have a class object");
+                    }
+                    final String type = typeMapper.jvmName(classObject);
+                    return StackValue.field(Type.getObjectType(type),
+                                                  typeMapper.jvmName((ClassDescriptor) descriptor, OwnerKind.IMPLEMENTATION),
+                                                  "$classobj",
+                                                  true);
+                }
+                else {
+                    // todo ?
+                    return StackValue.none();
                 }
-                final String type = typeMapper.jvmName(classObject);
-                return StackValue.field(Type.getObjectType(type),
-                                              typeMapper.jvmName((ClassDescriptor) descriptor, OwnerKind.IMPLEMENTATION),
-                                              "$classobj",
-                                              true);
             }
             else if (descriptor instanceof TypeParameterDescriptor) {
                 loadTypeParameterTypeInfo((TypeParameterDescriptor) descriptor);
diff --git a/idea/src/org/jetbrains/jet/codegen/JetTypeMapper.java b/idea/src/org/jetbrains/jet/codegen/JetTypeMapper.java
index ddb3a463377..5713d75b728 100644
--- a/idea/src/org/jetbrains/jet/codegen/JetTypeMapper.java
+++ b/idea/src/org/jetbrains/jet/codegen/JetTypeMapper.java
@@ -24,6 +24,7 @@ public class JetTypeMapper {
     public static final Type TYPE_OBJECT = Type.getObjectType("java/lang/Object");
     public static final Type TYPE_TYPEINFO = Type.getType(TypeInfo.class);
     public static final Type TYPE_JET_OBJECT = Type.getType(JetObject.class);
+    public static final Type TYPE_CLASS = Type.getType(Class.class);
 
     private final JetStandardLibrary standardLibrary;
     private final BindingContext bindingContext;
@@ -61,6 +62,11 @@ public class JetTypeMapper {
     }
 
     static Type psiTypeToAsm(PsiType type) {
+        if(type instanceof PsiArrayType) {
+            PsiArrayType psiArrayType = (PsiArrayType) type;
+            return Type.getType("[" + psiTypeToAsm(psiArrayType.getComponentType()).getDescriptor());
+        }
+
         if (type instanceof PsiPrimitiveType) {
             if (type == PsiType.VOID) {
                 return Type.VOID_TYPE;
diff --git a/idea/testData/codegen/regressions/kt243.jet b/idea/testData/codegen/regressions/kt243.jet
new file mode 100644
index 00000000000..1e96f08fe50
--- /dev/null
+++ b/idea/testData/codegen/regressions/kt243.jet
@@ -0,0 +1,8 @@
+fun box() : String {
+    val t = java.lang.String.copyValueOf(java.lang.String("s").toCharArray())
+    val i = java.lang.Integer.MAX_VALUE
+    val j = java.lang.Integer.valueOf(15)
+    val s = java.lang.String.valueOf(1)
+    val l = java.util.Collections.emptyList<Int>()
+    return "OK"
+}
\ No newline at end of file
diff --git a/idea/tests/org/jetbrains/jet/codegen/ArrayGetTestCase.java b/idea/tests/org/jetbrains/jet/codegen/ArrayGenTestCase.java
similarity index 71%
rename from idea/tests/org/jetbrains/jet/codegen/ArrayGetTestCase.java
rename to idea/tests/org/jetbrains/jet/codegen/ArrayGenTestCase.java
index 689dfc6294b..36153e29568 100644
--- a/idea/tests/org/jetbrains/jet/codegen/ArrayGetTestCase.java
+++ b/idea/tests/org/jetbrains/jet/codegen/ArrayGenTestCase.java
@@ -1,6 +1,6 @@
 package org.jetbrains.jet.codegen;
 
-public class ArrayGetTestCase extends CodegenTestCase {
+public class ArrayGenTestCase extends CodegenTestCase {
     public void testKt238 () throws Exception {
         blackBoxFile("regressions/kt238.jet");
     }
diff --git a/idea/tests/org/jetbrains/jet/codegen/PrimitiveTypesTest.java b/idea/tests/org/jetbrains/jet/codegen/PrimitiveTypesTest.java
index adc0bd15095..41a81f3713e 100644
--- a/idea/tests/org/jetbrains/jet/codegen/PrimitiveTypesTest.java
+++ b/idea/tests/org/jetbrains/jet/codegen/PrimitiveTypesTest.java
@@ -266,4 +266,8 @@ public class PrimitiveTypesTest extends CodegenTestCase {
     public void testKt239 () throws Exception {
         blackBoxFile("regressions/kt242.jet");
     }
+
+    public void testKt243 () throws Exception {
+        blackBoxFile("regressions/kt243.jet");
+    }
 }