c# 解决窗体关闭时出现“访问已释放句柄“的异常

while (!this.button_search.IsHandleCreated)//主窗口的日志
                    {
                        //解决窗体关闭时出现“访问已释放句柄“的异常
                        if (this.button_search.Disposing || this.button_search.IsDisposed)
                            return;
                    }

while (!this.button_search.IsHandleCreated)//主窗口的日志{//解决窗体关闭时出现“访问已释放句柄“的异常if (this.button_search.Disposing || this.button_search.IsDisposed)return;}