HarmonyOS promptAction弹窗在axios.request()的回调中无法执行

export class GlobalContext {  
  private constructor() {  
  }  
  
  private static instance: GlobalContext;  
  private _objects = new Map<string, Object>();  
  
  public static getContext(): GlobalContext {  
    if (!GlobalContext.instance) {  
      GlobalContext.instance = new GlobalContext();  
    }  
    return GlobalContext.instance;  
  }  
  
  getObject(value: string): Object | undefined {  
    return this._objects.get(value);  
  }  
  
  setObject(key: string, objectClass: Object): void {  
    this._objects.set(key, objectClass);  
  }  
}

GlobalContext.getContext().setObject("windowStage", windowStage);

let windowStage = GlobalContext.getContext().getObject("windowStage") as window.WindowStage  
windowStage.getMainWindowSync().getUIContext().getPromptAction().showToast({  
   message:'请求失败'  
});