added catch if no reject reason

WebGde/WebContent/WebGde-Widgets/BPO/rejectElement.js

@@ -5,7 +5,7 @@ import { goBackToElementListViewer } from "../ElementListWidget/ElementListWidge
 import { createLoadingModal, removeLoadingModal } from "../LoadingModal/LoadingModal.js";
 import { PROJECT_CODE } from "../Submit/config.js";
 import { ENCODING_PASS, REASON_LIST } from "../config.js";
-import { createInfoModal, createModal } from "../genericPopup/genericPopup.js";
+import { createInfoModal, createModal, createErrorModal } from "../genericPopup/genericPopup.js";
 import { BPO_OBJECT, IMAGE_VIEWER_OBJECT, INDEXED_DB_STORAGE } from "../globalVariable.js";
 import { getRejectElement } from "./bpoService.js";
 import { urlUpdateException } from "./gfsService.js";
@@ -36,7 +36,6 @@ async function rejectElement() {
         //isCanvasNotCreated = true;   
 
         async function successfulReturn() {
-            document.getElementById("backdropContainerReject").remove();
             if(goBackToElementListViewer()){
                 resetGDE();
                 removeLoadingModal();
@@ -164,8 +163,11 @@ export function createRejectWindow() {
         if (document.querySelector('input[name="rejectRadio"]:checked').value.trim().length != 0) {
           saveExceptionToXml(); //save xml
           rejectElement(); //reject on bpo
-          document.getElementById("popupContainer").remove();
-        }
+          document.getElementById("backdropContainerReject").remove();
+        } else {
+	  createErrorModal(null, "Close", "Reason must not be blank.");
+          removeLoadingModal();
+	}
       }
     }