diff --git a/components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/email/sender/EmailServiceProviderImpl.java b/components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/email/sender/EmailServiceProviderImpl.java
index 4d450c139a..cd537f62a8 100644
--- a/components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/email/sender/EmailServiceProviderImpl.java
+++ b/components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/email/sender/EmailServiceProviderImpl.java
@@ -34,7 +34,6 @@ import org.apache.commons.logging.LogFactory;
 import org.wso2.carbon.device.mgt.common.DeviceManagementException;
 import org.wso2.carbon.device.mgt.common.EmailMessageProperties;
 import org.wso2.carbon.device.mgt.core.config.DeviceConfigurationManager;
-import org.wso2.carbon.device.mgt.core.config.DeviceManagementConfig;
 import org.wso2.carbon.device.mgt.core.config.email.EmailConfigurations;
 import org.wso2.carbon.device.mgt.core.internal.EmailServiceDataHolder;
 import org.wso2.carbon.device.mgt.core.service.EmailService;
@@ -91,8 +90,8 @@ public class EmailServiceProviderImpl implements EmailService {
             payload.setText(body);
             try {
                 ServiceClient serviceClient;
-                ConfigurationContext configContext = EmailServiceDataHolder.getInstance()
-                        .getConfigurationContextService().getClientConfigContext();
+                ConfigurationContext configContext = EmailServiceDataHolder.getInstance().
+                        getConfigurationContextService().getServerConfigContext();
                 //Set configuration service client if available, else create new service client
                 if (configContext != null) {
                     serviceClient = new ServiceClient(configContext, null);
diff --git a/components/policy-mgt/org.wso2.carbon.policy.mgt.core/src/test/resources/sql/CreateH2TestDB.sql b/components/policy-mgt/org.wso2.carbon.policy.mgt.core/src/test/resources/sql/CreateH2TestDB.sql
index 9f488a8694..8b101ba8c1 100644
--- a/components/policy-mgt/org.wso2.carbon.policy.mgt.core/src/test/resources/sql/CreateH2TestDB.sql
+++ b/components/policy-mgt/org.wso2.carbon.policy.mgt.core/src/test/resources/sql/CreateH2TestDB.sql
@@ -263,11 +263,6 @@ CREATE  TABLE IF NOT EXISTS DM_USER_POLICY (
     FOREIGN KEY (DEVICE_ID )
     REFERENCES DM_DEVICE (ID )
     ON DELETE NO ACTION
-    ON UPDATE NO ACTION,
-  CONSTRAINT FK_DM_POLICY_DEVICE_APPLIED_POLICY
-    FOREIGN KEY (POLICY_ID )
-    REFERENCES DM_POLICY (ID )
-    ON DELETE NO ACTION
     ON UPDATE NO ACTION
 );
 
diff --git a/features/device-mgt/org.wso2.carbon.device.mgt.server.feature/src/main/resources/dbscripts/cdm/h2.sql b/features/device-mgt/org.wso2.carbon.device.mgt.server.feature/src/main/resources/dbscripts/cdm/h2.sql
index 10e15533ed..31b46f345b 100644
--- a/features/device-mgt/org.wso2.carbon.device.mgt.server.feature/src/main/resources/dbscripts/cdm/h2.sql
+++ b/features/device-mgt/org.wso2.carbon.device.mgt.server.feature/src/main/resources/dbscripts/cdm/h2.sql
@@ -245,11 +245,6 @@ CREATE  TABLE IF NOT EXISTS DM_USER_POLICY (
     FOREIGN KEY (DEVICE_ID )
     REFERENCES DM_DEVICE (ID )
     ON DELETE NO ACTION
-    ON UPDATE NO ACTION,
-  CONSTRAINT FK_DM_POLICY_DEVICE_APPLIED_POLICY
-    FOREIGN KEY (POLICY_ID )
-    REFERENCES DM_POLICY (ID )
-    ON DELETE NO ACTION
     ON UPDATE NO ACTION
 );
 
diff --git a/features/device-mgt/org.wso2.carbon.device.mgt.server.feature/src/main/resources/dbscripts/cdm/mssql.sql b/features/device-mgt/org.wso2.carbon.device.mgt.server.feature/src/main/resources/dbscripts/cdm/mssql.sql
index c61879a5e3..e78fb33827 100644
--- a/features/device-mgt/org.wso2.carbon.device.mgt.server.feature/src/main/resources/dbscripts/cdm/mssql.sql
+++ b/features/device-mgt/org.wso2.carbon.device.mgt.server.feature/src/main/resources/dbscripts/cdm/mssql.sql
@@ -248,11 +248,6 @@ CREATE  TABLE DM_USER_POLICY (
     FOREIGN KEY (DEVICE_ID )
     REFERENCES DM_DEVICE (ID )
     ON DELETE NO ACTION
-    ON UPDATE NO ACTION,
-  CONSTRAINT FK_DM_POLICY_DEVICE_APPLIED_POLICY
-    FOREIGN KEY (POLICY_ID )
-    REFERENCES DM_POLICY (ID )
-    ON DELETE NO ACTION
     ON UPDATE NO ACTION
 );
 
diff --git a/features/device-mgt/org.wso2.carbon.device.mgt.server.feature/src/main/resources/dbscripts/cdm/mysql.sql b/features/device-mgt/org.wso2.carbon.device.mgt.server.feature/src/main/resources/dbscripts/cdm/mysql.sql
index 00a519c65e..36a530614f 100644
--- a/features/device-mgt/org.wso2.carbon.device.mgt.server.feature/src/main/resources/dbscripts/cdm/mysql.sql
+++ b/features/device-mgt/org.wso2.carbon.device.mgt.server.feature/src/main/resources/dbscripts/cdm/mysql.sql
@@ -240,11 +240,6 @@ CREATE  TABLE IF NOT EXISTS DM_USER_POLICY (
     FOREIGN KEY (DEVICE_ID )
     REFERENCES DM_DEVICE (ID )
     ON DELETE NO ACTION
-    ON UPDATE NO ACTION,
-  CONSTRAINT FK_DM_POLICY_DEVICE_APPLIED_POLICY
-    FOREIGN KEY (POLICY_ID )
-    REFERENCES DM_POLICY (ID )
-    ON DELETE NO ACTION
     ON UPDATE NO ACTION
 )ENGINE = InnoDB;
 
diff --git a/features/device-mgt/org.wso2.carbon.device.mgt.server.feature/src/main/resources/dbscripts/cdm/oracle.sql b/features/device-mgt/org.wso2.carbon.device.mgt.server.feature/src/main/resources/dbscripts/cdm/oracle.sql
index 51c6900506..cc3713817e 100644
--- a/features/device-mgt/org.wso2.carbon.device.mgt.server.feature/src/main/resources/dbscripts/cdm/oracle.sql
+++ b/features/device-mgt/org.wso2.carbon.device.mgt.server.feature/src/main/resources/dbscripts/cdm/oracle.sql
@@ -363,10 +363,6 @@ END;
   CONSTRAINT FK_DM_POLICY_DEVCIE_APPLIED
     FOREIGN KEY (DEVICE_ID )
     REFERENCES DM_DEVICE (ID )
-   ,
-  CONSTRAINT FK_DM_POLICY_DEVICE_APPLIED_POLICY
-    FOREIGN KEY (POLICY_ID )
-    REFERENCES DM_POLICY (ID )
 );
 
 -- Generate ID using sequence and trigger
diff --git a/features/device-mgt/org.wso2.carbon.device.mgt.server.feature/src/main/resources/dbscripts/cdm/postgresql.sql b/features/device-mgt/org.wso2.carbon.device.mgt.server.feature/src/main/resources/dbscripts/cdm/postgresql.sql
index d874edf690..9aa7b8512a 100644
--- a/features/device-mgt/org.wso2.carbon.device.mgt.server.feature/src/main/resources/dbscripts/cdm/postgresql.sql
+++ b/features/device-mgt/org.wso2.carbon.device.mgt.server.feature/src/main/resources/dbscripts/cdm/postgresql.sql
@@ -211,11 +211,6 @@ CREATE  TABLE DM_DEVICE_POLICY_APPLIED (
   FOREIGN KEY (DEVICE_ID )
   REFERENCES DM_DEVICE (ID )
   ON DELETE NO ACTION
-  ON UPDATE NO ACTION,
-  CONSTRAINT FK_DM_POLICY_DEVICE_APPLIED_POLICY
-  FOREIGN KEY (POLICY_ID )
-  REFERENCES DM_POLICY (ID )
-  ON DELETE NO ACTION
   ON UPDATE NO ACTION
 );
 
diff --git a/pom.xml b/pom.xml
index 40d1b95b4b..8de2ac5bd6 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1465,7 +1465,7 @@
         <tomcat.jdbc.pooling.version>7.0.34.wso2v2</tomcat.jdbc.pooling.version>
 
         <!-- Carbon Deployment -->
-        <carbon.deployment.version>4.5.2</carbon.deployment.version>
+        <carbon.deployment.version>4.6.0-alpha</carbon.deployment.version>
 
         <!-- Carbon Identity -->
         <carbon.identity.version>4.6.0-SNAPSHOT</carbon.identity.version>