未能加载文件或程序集Office, Version=2.2.0.0, Culture=neutral, PublicKeyToken=null或它的某一个依赖项

增加配置文件即可。

 

“

 

 

 <dependentAssembly>
        <assemblyIdentity name="NPOI.OOXML" publicKeyToken="0df73ec7942b34e1" culture="neutral" />
        <bindingRedirect oldVersion="0.0.0.0-2.2.1.0" newVersion="2.2.1.0" />
      </dependentAssembly>
      <dependentAssembly>
        <assemblyIdentity name="NPOI" publicKeyToken="0df73ec7942b34e1" culture="neutral" />
        <bindingRedirect oldVersion="0.0.0.0-2.2.1.0" newVersion="2.2.1.0" />
      </dependentAssembly>