Report the error in the UI. Regression after switching to the task queue

ui/index.html

@@ -213,7 +213,7 @@
 </div>
 </body>
 
-<script src="media/main.js?v=21"></script>
+<script src="media/main.js?v=22"></script>
 <script>
 async function init() {
     await loadModifiers()

ui/media/main.js

@@ -571,7 +571,9 @@ async function checkTasks() {
 
         // setStatus('request', 'done', 'success')
     } else {
-        task.outputMsg.innerText = 'Task ended after ' + time + ' seconds'
+        if (task.outputMsg.innerText.toLowerCase().indexOf('error') === -1) {
+            task.outputMsg.innerText = 'Task ended after ' + time + ' seconds'
+        }
     }
 
     if (randomSeedField.checked) {