diff --git a/components/device-mgt/org.wso2.carbon.device.mgt.common/src/main/java/org/wso2/carbon/device/mgt/common/Device.java b/components/device-mgt/org.wso2.carbon.device.mgt.common/src/main/java/org/wso2/carbon/device/mgt/common/Device.java
index b71a27071..5d24754ab 100644
--- a/components/device-mgt/org.wso2.carbon.device.mgt.common/src/main/java/org/wso2/carbon/device/mgt/common/Device.java
+++ b/components/device-mgt/org.wso2.carbon.device.mgt.common/src/main/java/org/wso2/carbon/device/mgt/common/Device.java
@@ -18,6 +18,7 @@ package org.wso2.carbon.device.mgt.common;
 import javax.xml.bind.annotation.XmlElement;
 import javax.xml.bind.annotation.XmlRootElement;
 import java.util.List;
+
 @XmlRootElement
 public class Device {
 
@@ -45,7 +46,7 @@ public class Device {
 
     private List<Feature> features;
 
-    private List<Property> properties;
+    private List<Device.Property> properties;
 
     @XmlElement
     public int getId() {
diff --git a/components/device-mgt/org.wso2.carbon.device.mgt.common/src/main/java/org/wso2/carbon/device/mgt/common/OperationFactory.java b/components/device-mgt/org.wso2.carbon.device.mgt.common/src/main/java/org/wso2/carbon/device/mgt/common/OperationFactory.java
index ae8d0bb68..0c29aac79 100644
--- a/components/device-mgt/org.wso2.carbon.device.mgt.common/src/main/java/org/wso2/carbon/device/mgt/common/OperationFactory.java
+++ b/components/device-mgt/org.wso2.carbon.device.mgt.common/src/main/java/org/wso2/carbon/device/mgt/common/OperationFactory.java
@@ -18,7 +18,7 @@ package org.wso2.carbon.device.mgt.common;
 public class OperationFactory {
 
     public static Operation getOperation(String type) {
-        return new DefaultOperation();
+        return null;
     }
 
 }
diff --git a/components/device-mgt/org.wso2.carbon.device.mgt.core/pom.xml b/components/device-mgt/org.wso2.carbon.device.mgt.core/pom.xml
index f1ceacf06..91e0fc50b 100644
--- a/components/device-mgt/org.wso2.carbon.device.mgt.core/pom.xml
+++ b/components/device-mgt/org.wso2.carbon.device.mgt.core/pom.xml
@@ -116,32 +116,15 @@
             <groupId>org.wso2.carbon</groupId>
             <artifactId>org.wso2.carbon.ndatasource.rdbms</artifactId>
         </dependency>
-        <dependency>
-            <groupId>org.wso2.carbon</groupId>
-            <artifactId>org.wso2.carbon.transaction.manager</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>org.jboss.spec.javax.transaction</groupId>
-            <artifactId>jboss-transaction-api_1.1_spec</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>commons-dbcp</groupId>
-            <artifactId>commons-dbcp</artifactId>
-            <version>1.2.2</version>
-            <scope>test</scope>
-        </dependency>
-
         <dependency>
             <groupId>com.h2database.wso2</groupId>
             <artifactId>h2-database-engine</artifactId>
             <scope>test</scope>
         </dependency>
-
         <dependency>
             <groupId>org.testng</groupId>
             <artifactId>testng</artifactId>
         </dependency>
-
         <dependency>
             <groupId>org.wso2.carbon</groupId>
             <artifactId>org.wso2.carbon.tomcat.ext</artifactId>
diff --git a/components/device-mgt/org.wso2.carbon.device.mgt.mobile.impl/pom.xml b/components/device-mgt/org.wso2.carbon.device.mgt.mobile.impl/pom.xml
index 128317376..c4465c9b5 100644
--- a/components/device-mgt/org.wso2.carbon.device.mgt.mobile.impl/pom.xml
+++ b/components/device-mgt/org.wso2.carbon.device.mgt.mobile.impl/pom.xml
@@ -87,10 +87,6 @@
             <groupId>org.wso2.carbon</groupId>
             <artifactId>org.wso2.carbon.device.mgt.common</artifactId>
         </dependency>
-        <dependency>
-            <groupId>org.wso2.carbon</groupId>
-            <artifactId>org.wso2.carbon.logging</artifactId>
-        </dependency>
         <dependency>
             <groupId>org.wso2.carbon</groupId>
             <artifactId>org.wso2.carbon.utils</artifactId>
diff --git a/components/device-mgt/org.wso2.carbon.device.mgt.mobile.impl/src/main/java/org/wso2/carbon/device/mgt/mobile/internal/MobileDeviceManagementBundleActivator.java b/components/device-mgt/org.wso2.carbon.device.mgt.mobile.impl/src/main/java/org/wso2/carbon/device/mgt/mobile/internal/MobileDeviceManagementBundleActivator.java
index 612be86b8..e6eed7b77 100644
--- a/components/device-mgt/org.wso2.carbon.device.mgt.mobile.impl/src/main/java/org/wso2/carbon/device/mgt/mobile/internal/MobileDeviceManagementBundleActivator.java
+++ b/components/device-mgt/org.wso2.carbon.device.mgt.mobile.impl/src/main/java/org/wso2/carbon/device/mgt/mobile/internal/MobileDeviceManagementBundleActivator.java
@@ -46,7 +46,7 @@ public class MobileDeviceManagementBundleActivator implements BundleActivator, B
 
     private static List<DataSourceListener> dataSourceListeners = new ArrayList<DataSourceListener>();
 
-    private static final String SYMBOLIC_NAME_DATA_SOURCE_COMPONENT = "org.eclipse.osgi";
+    private static final String SYMBOLIC_NAME_DATA_SOURCE_COMPONENT = "org.wso2.carbon.ndatasource.core";
     private static final Log log = LogFactory.getLog(MobileDeviceManagementBundleActivator.class);
 
     @Override