无法将类型为“System.Net.Mail.AttachmentCollection”的对象强制转换为“System.Web.Mail.MailAttachment”。 [英] Unable to cast object of type 'System.Net.Mail.AttachmentCollection' to type 'System.Web.Mail.MailAttachment'.

问题描述

Hai All，



发送邮件时，我收到一个像这样的错误Unable将'System.Net.Mail.AttachmentCollection'类型的对象转换为'System.Web.Mail.MailAttachment'类型。

任何人都可以解决dis ... ...请帮助我



Thnks Advnc

Aatif Ali Bangalore

Hai All,

while sending mail,i got one error like this Unable to cast object of type 'System.Net.Mail.AttachmentCollection' to type 'System.Web.Mail.MailAttachment'.
anyone can solve dis one...? pls help me

Thnks Advnc
Aatif Ali Bangalore

推荐答案

尝试：

Try:

webmessage.Attachments.AddRange(message.Attachments);

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