improvement.

lib/ui/work_list/worklist_detail_screen.dart

@@ -127,7 +127,7 @@ class _WorkListDetailScreenState extends State<WorkListDetailScreen> {
       getPoNotification();
     }
     if (workListData!.iTEMTYPE == "REQAPPRV") {
-      getPrNotificationBody = await WorkListApiClient().getPRNotificationBody(workListData!.nOTIFICATIONID!, -999);
+      getPRNotification();
     }
 
     notificationGetRespondAttributes();
@@ -471,9 +471,7 @@ class _WorkListDetailScreenState extends State<WorkListDetailScreen> {
           child: isIconAsset
               ? SvgPicture.asset(icon)
               : Image.memory(
-                  Utils.dataFromBase64String(
+                  Utils.dataFromBase64String(icon),
-                    icon
-                  ),
                   fit: BoxFit.cover,
                 ),
         )
@@ -490,7 +488,7 @@ class _WorkListDetailScreenState extends State<WorkListDetailScreen> {
         notificationGetRespond: notificationNoteInput,
         textEditingController: textEditingController,
         onTap: (note) {
-          if(note.isNotEmpty && (actionMode == "APPROVED" || actionMode == "APPROVE")) {
+          if (note.isNotEmpty && (actionMode == "APPROVED" || actionMode == "APPROVE")) {
             Map<String, dynamic> payload = {
               "P_ACTION_MODE": actionMode,
               "P_APPROVER_INDEX": null,
@@ -701,6 +699,23 @@ class _WorkListDetailScreenState extends State<WorkListDetailScreen> {
     }
   }
 
+  void getPRNotification() async {
+    try {
+      if (apiCallCount == 0) Utils.showLoading(context);
+      apiCallCount++;
+      getPrNotificationBody = await WorkListApiClient().getPRNotificationBody(workListData!.nOTIFICATIONID!, -999);
+      apiCallCount--;
+      if (apiCallCount == 0) {
+        Utils.hideLoading(context);
+        setState(() {});
+      }
+    } catch (ex) {
+      apiCallCount--;
+      Utils.hideLoading(context);
+      Utils.handleException(ex, context, null);
+    }
+  }
+
   void notificationGetRespondAttributes() async {
     try {
       if (apiCallCount == 0) Utils.showLoading(context);