System.NullReferenceException: 未将对象引用设置到对象的实例。

private void PapulateTree(
      Dictionary<string, ChamferChecker.Profile> profiles)
    {
      if (this.treeView1.InvokeRequired)
      {
        this.treeView1.Invoke(new Action(delegate
        {
            this.PapulateTree(profiles);
        }));
        return;

解决了
private void PapulateTree(
      Dictionary<string, ChamferChecker.Profile> profiles)
    {
      if (this.treeView1.InvokeRequired)
      {
        this.treeView1.Invoke(new Action(delegate
        {
            new mainform().PapulateTree(profiles);
        }));
        return;

收到的鲜花

• 静夜思 于 2019-09-03 23:44 送鲜花  1朵