How do I attach files in bt yahoo mail?

I have tried on several PCs, always says "An internal error occurred..." HELP!?

When i was using yahoo mail previously, it was all fine i used to attach files easily , but since when i have switched to yahoo mail beta, i often get errors while trying to attach more than one file, so i have to attach files one by one which is inconvinient...

In yahoo mail I can't attach any kind of files. If I switch to yahoo mail classic I can attach. It is strange because until 2 weeks ago I could attach files with no problems. Please an give me the solution !

It is hanging on page with blank. From Hot mail there is no problem in attaching. Can some one tell why it is happening and how to attach files.

I've yet to find any solution to this problem and it's been like this since the change to the new and "improved" yahoo mail. This is the second time I've asked this question on here. Come on yahoo why force me into a new mail system that has...

I'm using Windows XP SP3 with Chrome 16 browser, when I go to attach files using Yahoo mail I'm given the option of using "default" or "basic" mode, and then nothing happens. GMail attachments work just fine, so what is Yahoo's major...

I saw my father get "Attach large files" in his application thing in yahoo news updates for your friends, but I don't see a link to it, and I want to be able to share files beyond the fileshare size for yahoo, and if there's an application...

It's 1:41pm central us time...My yahoo mail won't let me attach photos, after I select the files and click attach files, the loading is taking foooreeverrr....I let it go for a half ...show more

I am unable to attach files with yahoo mail, though the file size is small. When i try to attach the same file in other mail accounts it is successful.