### Eclipse Workspace Patch 1.0
#P org.eclipse.jdt.core
Index: compiler/org/eclipse/jdt/internal/compiler/lookup/MethodVerifier15.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.jdt.core/compiler/org/eclipse/jdt/internal/compiler/lookup/MethodVerifier15.java,v
retrieving revision 1.79
diff -u -r1.79 MethodVerifier15.java
--- compiler/org/eclipse/jdt/internal/compiler/lookup/MethodVerifier15.java	21 Aug 2007 18:55:48 -0000	1.79
+++ compiler/org/eclipse/jdt/internal/compiler/lookup/MethodVerifier15.java	11 Sep 2007 18:19:37 -0000
@@ -270,7 +270,10 @@
 void checkInheritedMethods(MethodBinding inheritedMethod, MethodBinding otherInheritedMethod) {
 	// sent from checkMethods() to compare 2 inherited methods that are not 'equal'
 	if (inheritedMethod.declaringClass.erasure() == otherInheritedMethod.declaringClass.erasure()) {
-		if (inheritedMethod.areParameterErasuresEqual(otherInheritedMethod)) {
+		boolean areDuplicates = inheritedMethod.hasSubstitutedParameters() && otherInheritedMethod.hasSubstitutedParameters()
+			? inheritedMethod.areParametersEqual(otherInheritedMethod)
+			: inheritedMethod.areParameterErasuresEqual(otherInheritedMethod);
+		if (areDuplicates) {
 			problemReporter().duplicateInheritedMethods(this.type, inheritedMethod, otherInheritedMethod);
 			return;
 		}
#P org.eclipse.jdt.core.tests.compiler
Index: src/org/eclipse/jdt/core/tests/compiler/regression/MethodVerifyTest.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.jdt.core.tests.compiler/src/org/eclipse/jdt/core/tests/compiler/regression/MethodVerifyTest.java,v
retrieving revision 1.132
diff -u -r1.132 MethodVerifyTest.java
--- src/org/eclipse/jdt/core/tests/compiler/regression/MethodVerifyTest.java	21 Aug 2007 18:55:52 -0000	1.132
+++ src/org/eclipse/jdt/core/tests/compiler/regression/MethodVerifyTest.java	11 Sep 2007 18:19:39 -0000
@@ -7228,6 +7228,20 @@
 		"----------\n"
 	);
 }
+//https://bugs.eclipse.org/bugs/show_bug.cgi?id=202830
+public void test120a() {
+	this.runConformTest(
+		new String[] {
+			"Bar.java",
+			"class Foo<V, E> {\n" + 
+			"	int getThing(V v) { return 1; }\n" + 
+			"	boolean getThing(E e) { return true; }\n" +
+			"}\n" +
+			"public class Bar<V,E> extends Foo<V,E> {}"
+		},
+		""
+	);
+}
 //https://bugs.eclipse.org/bugs/show_bug.cgi?id=173477
 public void test121() {
 	this.runConformTest(