diff --git a/components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/task/impl/DeviceTaskManagerImpl.java b/components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/task/impl/DeviceTaskManagerImpl.java
index 83850b3182..ebcd3d5886 100644
--- a/components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/task/impl/DeviceTaskManagerImpl.java
+++ b/components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/task/impl/DeviceTaskManagerImpl.java
@@ -92,13 +92,19 @@ public class DeviceTaskManagerImpl implements DeviceTaskManager {
             operations = this.getValidOperationNames(); //list operations for each device type
             devices = deviceManagementProviderService.getAllDevices(deviceType, false);//list devices for each type
             if (!devices.isEmpty()) {
-                for (String str : operations) {
-                    CommandOperation operation = new CommandOperation();
-                    operation.setEnabled(true);
-                    operation.setType(Operation.Type.COMMAND);
-                    operation.setCode(str);
-                    deviceManagementProviderService.addOperation(deviceType, operation,
-                            DeviceManagerUtil.getValidDeviceIdentifiers(devices));
+                if (operations != null) {
+                    for (String str : operations) {
+                        CommandOperation operation = new CommandOperation();
+                        operation.setEnabled(true);
+                        operation.setType(Operation.Type.COMMAND);
+                        operation.setCode(str);
+                        deviceManagementProviderService.addOperation(deviceType, operation,
+                                DeviceManagerUtil.getValidDeviceIdentifiers(devices));
+                    }
+                } else {
+                    if (log.isDebugEnabled()) {
+                        log.debug("No operations are available.");
+                    }
                 }
             } else {
                 if (log.isDebugEnabled()) {
diff --git a/components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/task/impl/DeviceTaskManagerServiceImpl.java b/components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/task/impl/DeviceTaskManagerServiceImpl.java
index d23939f866..b8119222db 100644
--- a/components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/task/impl/DeviceTaskManagerServiceImpl.java
+++ b/components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/task/impl/DeviceTaskManagerServiceImpl.java
@@ -53,7 +53,6 @@ public class DeviceTaskManagerServiceImpl implements DeviceTaskManagerService {
         log.info("Task adding for " + deviceType);
 
         int tenantId = PrivilegedCarbonContext.getThreadLocalCarbonContext().getTenantId();
-
         try {
             TaskService taskService = DeviceManagementDataHolder.getInstance().getTaskService();
             taskService.registerTaskType(TASK_TYPE);