diff --git a/framework/ipc/src/org/apache/cloudstack/framework/ipc/Ipc.java b/framework/ipc/src/org/apache/cloudstack/framework/ipc/Ipc.java
index 31903c5d043..85c9df0a4bb 100755
--- a/framework/ipc/src/org/apache/cloudstack/framework/ipc/Ipc.java
+++ b/framework/ipc/src/org/apache/cloudstack/framework/ipc/Ipc.java
@@ -30,4 +30,6 @@ import java.lang.annotation.Target;
 @Target(ElementType.METHOD)
 public @interface Ipc {
     String topic();
+
+    String responseTopic();
 }
diff --git a/platform/api/.classpath b/platform/api/.classpath
index c9142940461..923f7663e42 100755
--- a/platform/api/.classpath
+++ b/platform/api/.classpath
@@ -1,7 +1,17 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <classpath>
-	<classpathentry including="**/*.java" kind="src" output="target/classes" path="src"/>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.6"/>
-	<classpathentry kind="con" path="org.eclipse.m2e.MAVEN2_CLASSPATH_CONTAINER"/>
+	<classpathentry kind="src" path="src"/>
+	<classpathentry combineaccessrules="false" kind="src" path="/api"/>
+	<classpathentry combineaccessrules="false" kind="src" path="/server"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/J2SE-1.5">
+		<attributes>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="con" path="org.eclipse.m2e.MAVEN2_CLASSPATH_CONTAINER">
+		<attributes>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
 	<classpathentry kind="output" path="target/classes"/>
 </classpath>
diff --git a/platform/api/src/org/apache/cloudstack/platform/subsystem/api/hypervisor/ComputeSubsystem.java b/platform/api/src/org/apache/cloudstack/platform/subsystem/api/hypervisor/ComputeSubsystem.java
index 03d19c0e05d..b9f8a87686f 100644
--- a/platform/api/src/org/apache/cloudstack/platform/subsystem/api/hypervisor/ComputeSubsystem.java
+++ b/platform/api/src/org/apache/cloudstack/platform/subsystem/api/hypervisor/ComputeSubsystem.java
@@ -18,6 +18,7 @@
  */
 package org.apache.cloudstack.platform.subsystem.api.hypervisor;
 
+
 public interface ComputeSubsystem {
 
     void start(String vm, String reservationId);