diff --git a/server/src/com/cloud/agent/manager/AgentManagerImpl.java b/server/src/com/cloud/agent/manager/AgentManagerImpl.java
index b908ae4d341..f0a50327f00 100755
--- a/server/src/com/cloud/agent/manager/AgentManagerImpl.java
+++ b/server/src/com/cloud/agent/manager/AgentManagerImpl.java
@@ -1531,7 +1531,7 @@ public class AgentManagerImpl implements AgentManager, HandlerFactory,
 		Long dcId = host.getDataCenterId();
 		ReadyCommand ready = new ReadyCommand(dcId);
 		Answer answer = easySend(hostId, ready);
-		if (answer == null) {
+		if (answer == null || !answer.getResult()) {
 			// this is tricky part for secondary storage
 			// make it as disconnected, wait for secondary storage VM to be up
 			// return the attache instead of null, even it is disconnectede
diff --git a/server/src/com/cloud/consoleproxy/AgentBasedConsoleProxyManager.java b/server/src/com/cloud/consoleproxy/AgentBasedConsoleProxyManager.java
index c953144543c..e77fec8d2e4 100644
--- a/server/src/com/cloud/consoleproxy/AgentBasedConsoleProxyManager.java
+++ b/server/src/com/cloud/consoleproxy/AgentBasedConsoleProxyManager.java
@@ -91,7 +91,7 @@ public class AgentBasedConsoleProxyManager implements ConsoleProxyManager, Virtu
             return -1;
         }
         GetVncPortAnswer answer = (GetVncPortAnswer) _agentMgr.easySend(vm.getHostId(), new GetVncPortCommand(vm.getId(), vm.getName()));
-        return answer == null ? -1 : answer.getPort();
+        return (answer == null || !answer.getResult()) ? -1 : answer.getPort();
     }
 
     @Override
diff --git a/server/src/com/cloud/server/ManagementServerImpl.java b/server/src/com/cloud/server/ManagementServerImpl.java
index 20944dcd134..8c042489443 100755
--- a/server/src/com/cloud/server/ManagementServerImpl.java
+++ b/server/src/com/cloud/server/ManagementServerImpl.java
@@ -2729,7 +2729,7 @@ public class ManagementServerImpl implements ManagementServer {
         }
         
         GetVncPortAnswer answer = (GetVncPortAnswer) _agentMgr.easySend(vm.getHostId(), new GetVncPortCommand(vm.getId(), vm.getInstanceName()));
-        if(answer != null) {
+        if(answer != null && answer.getResult()) {
             return new Pair<String, Integer>(answer.getAddress(), answer.getPort());
         }
         	
diff --git a/server/src/com/cloud/storage/StorageManagerImpl.java b/server/src/com/cloud/storage/StorageManagerImpl.java
index 73c90d14731..74c5198cb4f 100755
--- a/server/src/com/cloud/storage/StorageManagerImpl.java
+++ b/server/src/com/cloud/storage/StorageManagerImpl.java
@@ -1477,11 +1477,9 @@ public class StorageManagerImpl implements StorageManager, StorageService, Manag
                         DeleteStoragePoolCommand cmd = new DeleteStoragePoolCommand(sPool);
                         final Answer answer = _agentMgr.easySend(host.getHostId(), cmd);
 
-                        if (answer != null) {
-                            if (answer.getResult() == true) {
-                                deleteFlag = true;
-                                break;
-                            }
+                        if (answer != null && answer.getResult()) {
+                            deleteFlag = true;
+                            break;
                         }
                     }
 
diff --git a/server/src/com/cloud/storage/secondary/SecondaryStorageManagerImpl.java b/server/src/com/cloud/storage/secondary/SecondaryStorageManagerImpl.java
index 4b47bb2df79..ace1022cd41 100644
--- a/server/src/com/cloud/storage/secondary/SecondaryStorageManagerImpl.java
+++ b/server/src/com/cloud/storage/secondary/SecondaryStorageManagerImpl.java
@@ -315,7 +315,7 @@ public class SecondaryStorageManagerImpl implements SecondaryStorageVmManager, V
 		setupCmd.setCopyPassword(copyPasswd);
 		setupCmd.setCopyUserName(TemplateConstants.DEFAULT_HTTP_AUTH_USER);
 		Answer answer = _agentMgr.easySend(storageHost.getId(), setupCmd);
-		if (answer != null) {
+		if (answer != null && answer.getResult()) {
 			if (s_logger.isDebugEnabled()) {
                 s_logger.debug("Successfully programmed http auth into " + secStorageVm.getName());
             }
@@ -359,7 +359,7 @@ public class SecondaryStorageManagerImpl implements SecondaryStorageVmManager, V
 			}
 		}
 		Answer answer = _agentMgr.easySend(storageHost.getId(), cpc);
-		if (answer != null) {
+		if (answer != null &&  answer.getResult()) {
 			if (s_logger.isDebugEnabled()) {
                 s_logger.debug("Successfully programmed firewall rules into " + secStorageVm.getName());
             }
@@ -1083,7 +1083,7 @@ public class SecondaryStorageManagerImpl implements SecondaryStorageVmManager, V
 			final RebootCommand cmd = new RebootCommand(secStorageVm.getInstanceName());
 			final Answer answer = _agentMgr.easySend(secStorageVm.getHostId(), cmd);
 
-			if (answer != null) {
+			if (answer != null && answer.getResult()) {
 				if (s_logger.isDebugEnabled()) {
                     s_logger.debug("Successfully reboot secondary storage vm " + secStorageVm.getName());
                 }
@@ -1274,7 +1274,7 @@ public class SecondaryStorageManagerImpl implements SecondaryStorageVmManager, V
 
 		MigrateCommand cmd = new MigrateCommand(secStorageVm.getInstanceName(), host.getPrivateIpAddress(), false);
 		Answer answer = _agentMgr.easySend(fromHost.getId(), cmd);
-		if (answer == null) {
+		if (answer == null || !answer.getResult()) {
 			return false;
 		}