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@@ -63,7 +63,7 @@ namespace GxPress.Api.AppControllers
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//获取后缀名
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var ext = fileInfo.Extension;
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new FileExtensionContentTypeProvider().Mappings.TryGetValue(ext, out var contenttype);
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- return File(bytsize, contenttype ?? "application/octet-stream", fileInfo.Name);
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+ return File(bytsize, "application/octet-stream", fileInfo.Name);
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}
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catch (FileNotFoundException e)
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{
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