From 5996e6841b84e4d43ed442591fb5055e6344bdc2 Mon Sep 17 00:00:00 2001
From: Harshan Liyanage <harshan@wso2.com>
Date: Thu, 31 Aug 2017 16:56:53 +0530
Subject: [PATCH] Added null check to resolve wso2/product-iots#1367

---
 .../device/mgt/core/DeviceManagementPluginRepository.java     | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/DeviceManagementPluginRepository.java b/components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/DeviceManagementPluginRepository.java
index 7a3b4871216..4c06d507ca0 100644
--- a/components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/DeviceManagementPluginRepository.java
+++ b/components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/DeviceManagementPluginRepository.java
@@ -350,7 +350,9 @@ public class DeviceManagementPluginRepository implements DeviceManagerStartupLis
         if (deviceStatusTaskPluginConfig != null && deviceStatusTaskPluginConfig.isRequireStatusMonitoring()) {
             try {
                 DeviceManagementDataHolder.getInstance().removeDeviceStatusTaskPluginConfig(deviceType);
-                deviceStatusTaskManagerService.stopTask(deviceType, deviceStatusTaskPluginConfig);
+                if (deviceStatusTaskManagerService != null) {
+                    deviceStatusTaskManagerService.stopTask(deviceType, deviceStatusTaskPluginConfig);
+                }
             } catch (DeviceStatusTaskException e) {
                 throw new DeviceManagementException("Error occurred while stopping Device Status task service for '" +
                         deviceManagementService.getType() + "'", e);