diff --git a/compiler/frontend/src/org/jetbrains/jet/lang/resolve/calls/TaskPrioritizer.java b/compiler/frontend/src/org/jetbrains/jet/lang/resolve/calls/TaskPrioritizer.java
index 4a6cc38bfd8..96a668739de 100644
--- a/compiler/frontend/src/org/jetbrains/jet/lang/resolve/calls/TaskPrioritizer.java
+++ b/compiler/frontend/src/org/jetbrains/jet/lang/resolve/calls/TaskPrioritizer.java
@@ -6,6 +6,7 @@ import org.jetbrains.annotations.Nullable;
 import org.jetbrains.jet.lang.descriptors.DeclarationDescriptor;
 import org.jetbrains.jet.lang.descriptors.CallableDescriptor;
 import org.jetbrains.jet.lang.descriptors.FunctionDescriptor;
+import org.jetbrains.jet.lang.descriptors.ValueParameterDescriptor;
 import org.jetbrains.jet.lang.psi.Call;
 import org.jetbrains.jet.lang.resolve.scopes.receivers.ReceiverDescriptor;
 import org.jetbrains.jet.lang.resolve.scopes.JetScope;
@@ -45,6 +46,9 @@ import java.util.List;
      * local extension prevail over members (and members prevail over all non-local extensions)
      */
     public static boolean isLocal(DeclarationDescriptor containerOfTheCurrentLocality, DeclarationDescriptor candidate) {
+        if (candidate instanceof ValueParameterDescriptor) {
+            return true;
+        }
         DeclarationDescriptor parent = candidate.getContainingDeclaration();
         if (!(parent instanceof FunctionDescriptor)) {
             return false;
diff --git a/compiler/frontend/src/org/jetbrains/jet/lang/resolve/scopes/WritableScopeImpl.java b/compiler/frontend/src/org/jetbrains/jet/lang/resolve/scopes/WritableScopeImpl.java
index c9155d155ac..dbb5f057c23 100644
--- a/compiler/frontend/src/org/jetbrains/jet/lang/resolve/scopes/WritableScopeImpl.java
+++ b/compiler/frontend/src/org/jetbrains/jet/lang/resolve/scopes/WritableScopeImpl.java
@@ -38,8 +38,6 @@ public class WritableScopeImpl extends WritableScopeWithImports {
     @Nullable
     private ImplicitReceiverDescriptor implicitReceiver;
 
-    private List<VariableDescriptor> variableDescriptors;
-
     public WritableScopeImpl(@NotNull JetScope scope, @NotNull DeclarationDescriptor owner, @NotNull RedeclarationHandler redeclarationHandler) {
         super(scope, redeclarationHandler);
         this.ownerDeclarationDescriptor = owner;
@@ -127,14 +125,6 @@ public class WritableScopeImpl extends WritableScopeWithImports {
         return variableClassOrNamespaceDescriptors;
     }
 
-    @NotNull
-    private List<VariableDescriptor> getVariableDescriptors() {
-        if (variableDescriptors == null) {
-            variableDescriptors = Lists.newArrayList();
-        }
-        return variableDescriptors;
-    }
-
     @Override
     public void addVariableDescriptor(@NotNull VariableDescriptor variableDescriptor) {
         Map<String, DeclarationDescriptor> variableClassOrNamespaceDescriptors = getVariableClassOrNamespaceDescriptors();
@@ -145,8 +135,6 @@ public class WritableScopeImpl extends WritableScopeWithImports {
         // TODO : Should this always happen?
         variableClassOrNamespaceDescriptors.put(variableDescriptor.getName(), variableDescriptor);
         allDescriptors.add(variableDescriptor);
-
-        getVariableDescriptors().add(variableDescriptor);
     }
 
     @Override