Fixed actions remaining disabled on error

src/app_context.ts

@@ -94,6 +94,12 @@ export class AppContext {
                         'error',
                     );
                     LOG_ERROR(payload.error);
+
+                    this._ui.getActionButton(action)
+                        .stopLoading()
+                        .setProgress(0.0);
+
+                    this._ui.enableTo(action);
                     break;
                 }
                 default: {

src/progress.ts

@@ -33,7 +33,7 @@ export class ProgressManager {
      * @param taskId The id of the task (created here).
      */
     public start(taskId: TTaskID): TTaskHandle {
-        ASSERT(!this._tasks.includes(taskId), 'Task with that Id already being tracked');
+        ASSERT(!this._tasks.includes(taskId), `Task with id '${taskId}' already being tracked`);
         this._tasks.push(taskId);
         EventManager.Get.broadcast(EAppEvent.onTaskStart, taskId);
 
@@ -65,4 +65,8 @@ export class ProgressManager {
         this._tasks.splice(taskIndex, 1);
         EventManager.Get.broadcast(EAppEvent.onTaskEnd, tracker.id);
     }
+
+    public clear() {
+        this._tasks = [];
+    }
 }

src/worker.ts

@@ -1,3 +1,4 @@
+import { ProgressManager } from './progress';
 import { StatusHandler } from './status';
 import { AppError } from './util/error_util';
 import { WorkerClient } from './worker_client';
@@ -5,6 +6,8 @@ import { TFromWorkerMessage, TToWorkerMessage } from './worker_types';
 
 export function doWork(message: TToWorkerMessage): TFromWorkerMessage {
     StatusHandler.Get.clear();
+    ProgressManager.Get.clear();
+
     try {
         switch (message.action) {
             case 'Import':