web/app/src/stores/tasks.js

@@ -23,10 +23,17 @@ export const useTasks = defineStore('tasks', {
       const jobs = useJobs();
       const activeJob = jobs.activeJob;
 
-      // Check if the job status is 'pause-requested'.
-      if (activeJob && activeJob.status === 'pause-requested') {
+      if (!activeJob) {
+        console.warn('no active job, unable to determine whether the active task is cancellable');
         return false;
       }
+
+      if (activeJob.status == 'pause-requested') {
+        // Cancelling a task should not be possible while the job is being paused.
+        // In the future this might be supported, see issue #104315.
+        return false;
+      }
+
       // Allow cancellation for specified task statuses.
       return this._anyTaskWithStatus(['queued', 'active', 'soft-failed']);
     },