diff --git a/hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/components/HawkbitUIErrorHandler.java b/hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/components/HawkbitUIErrorHandler.java
index aa7e979f9..56bcba421 100644
--- a/hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/components/HawkbitUIErrorHandler.java
+++ b/hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/components/HawkbitUIErrorHandler.java
@@ -46,12 +46,12 @@ public class HawkbitUIErrorHandler extends DefaultErrorHandler {
         }
     }
 
-    private Throwable getRootExceptionFrom(final ErrorEvent event) {
+    private static Throwable getRootExceptionFrom(final ErrorEvent event) {
 
         return getRootCauseOf(event.getThrowable());
     }
 
-    private Throwable getRootCauseOf(final Throwable exception) {
+    private static Throwable getRootCauseOf(final Throwable exception) {
 
         if (exception.getCause() != null) {
             return getRootCauseOf(exception.getCause());
@@ -60,7 +60,7 @@ public class HawkbitUIErrorHandler extends DefaultErrorHandler {
         return exception;
     }
 
-    private Optional<Page> getPageOriginError(final ErrorEvent event) {
+    private static Optional<Page> getPageOriginError(final ErrorEvent event) {
 
         final Component errorOrigin = findAbstractComponent(event);
 
diff --git a/hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/management/targettable/BulkUploadHandler.java b/hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/management/targettable/BulkUploadHandler.java
index 982e9d75b..ee062493e 100644
--- a/hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/management/targettable/BulkUploadHandler.java
+++ b/hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/management/targettable/BulkUploadHandler.java
@@ -33,6 +33,7 @@ import org.eclipse.hawkbit.repository.model.Action.ActionType;
 import org.eclipse.hawkbit.repository.model.Target;
 import org.eclipse.hawkbit.ui.common.DistributionSetIdName;
 import org.eclipse.hawkbit.ui.common.tagdetails.AbstractTagToken.TagData;
+import org.eclipse.hawkbit.ui.components.HawkbitErrorNotificationMessage;
 import org.eclipse.hawkbit.ui.management.event.BulkUploadValidationMessageEvent;
 import org.eclipse.hawkbit.ui.management.event.TargetTableEvent;
 import org.eclipse.hawkbit.ui.management.event.TargetTableEvent.TargetComponentEvent;
@@ -40,12 +41,14 @@ import org.eclipse.hawkbit.ui.management.state.ManagementUIState;
 import org.eclipse.hawkbit.ui.management.state.TargetBulkUpload;
 import org.eclipse.hawkbit.ui.utils.HawkbitCommonUtil;
 import org.eclipse.hawkbit.ui.utils.I18N;
+import org.eclipse.hawkbit.ui.utils.SPUILabelDefinitions;
 import org.eclipse.hawkbit.ui.utils.SpringContextHelper;
 import org.eclipse.hawkbit.ui.utils.UINotification;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.vaadin.spring.events.EventBus;
 
+import com.vaadin.server.Page;
 import com.vaadin.ui.Alignment;
 import com.vaadin.ui.ComboBox;
 import com.vaadin.ui.CustomComponent;
@@ -445,7 +448,9 @@ public class BulkUploadHandler extends CustomComponent
     @Override
     public void uploadStarted(final StartedEvent event) {
         if (!event.getFilename().endsWith(".csv")) {
-            uINotification.displayError(i18n.get("bulk.targets.upload"), null, true);
+
+            new HawkbitErrorNotificationMessage(SPUILabelDefinitions.SP_NOTIFICATION_ERROR_MESSAGE_STYLE, null,
+                    i18n.get("bulk.targets.upload"), true).show(Page.getCurrent());
             LOG.error("Wrong file format for file {}", event.getFilename());
             upload.interruptUpload();
         } else {
diff --git a/hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/utils/UINotification.java b/hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/utils/UINotification.java
index 4822af570..8e7c52bc6 100644
--- a/hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/utils/UINotification.java
+++ b/hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/utils/UINotification.java
@@ -53,22 +53,4 @@ public class UINotification implements Serializable {
                 updatedMsg.toString(), true);
     }
 
-    /**
-     * Display error type of notification message.
-     * 
-     * @param message
-     *            errorMessage
-     * @param caption
-     *            caption of the errorMessage
-     * @param autoClose
-     *            boolean, if errorMessage should be closed by clicking on the
-     *            error (false) or by clicking anywhere (true)
-     */
-    public void displayError(final String message, final String caption, final Boolean autoClose) {
-        final StringBuilder updatedMsg = new StringBuilder(FontAwesome.EXCLAMATION_TRIANGLE.getHtml());
-        updatedMsg.append(' ');
-        updatedMsg.append(message);
-        notificationMessage.showNotification(SPUILabelDefinitions.SP_NOTIFICATION_ERROR_MESSAGE_STYLE, caption,
-                updatedMsg.toString(), autoClose);
-    }
 }