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尝试从 Request.Files (InputStream) 读取 excel 文件时出现错误,但错误仅来自 Windows 服务器计算机。对丢失的东西有任何想法吗?

EPPlus 版本为 4.5.2.1

错误行:

    foreach (string file in Request.Files) {
        HttpPostedFileBase hpf = Request.Files[file] as HttpPostedFileBase;
        using (var xls = new ExcelPackage(hpf.FileStream))

  //<--- ERROR LINE

错误信息:

Object reference not set to an instance of an object.
 Source: EPPlus
 StackTrace:    at OfficeOpenXml.Packaging.ZipPackage..ctor(Stream stream) at OfficeOpenXml.ExcelPackage.Load(Stream input, Stream output, String Password)
   at OfficeOpenXml.ExcelPackage..ctor(Stream newStream)
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1 回答 1

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问题已解决,问题的原因是文件被加密,上传时无法读取。

于 2021-05-27T15:18:59.610 回答