7，40升级到8.40发布之后加载问题

Could not load file or assembly 'FarPoint.Web.Spread, Version=8.40.20151.0, Culture=neutral, PublicKeyToken=327c3516b1b18457' or one of its dependencies. The located assembly's manifest definition does not match the assembly reference. (Exception from HRESULT: 0x80131040)
什么原因

您好，您license文件与引用的dll中的版本号是否一致。