CuteChat,   Thanks for your response.  But, honestly, I can't understand anything you're trying to say.   1.  I WANT to use MaxSizeKB.  I just want to set it to a value other then the default.  And, when using the UploadAttachments control, it seems to disregard all ways in which to set this ...

Also, and unrelated to the problem above, do these controls take over the page form in some manner? I'm trying to add the Uploader control programmatically (which I know works fine as I've tested that in an isolated environment) to an existing website which manages page content (and the page form) on it's own programmatically (on the ...

That worked just fine.  But, like I said, I'm having problems with the UploadAttachments control.   Thanks!

Greetings,   The problem I've having is that no matter what I do, it restricts the max file size to whatever the default is when uploading multiple files using the UploadAttachments object.   I've tried changing the Validation Options as an inline property in the html/asp.net tag, adding the <ValidationOptions ...