IRS-A2A隔离请求传递信息没有正确的格式和/或不能被解释。

I am receiving the following error when attempting to submit through the BulkRequestTransmitter Web Service. The Composition Guide is less than helpful as far as this message goes, and when I compare my SOAP XML with the SOAP from the Composition Guide, they seem to be apples-to-apples. I'm hoping that another set of eyes may be able to see where the problem is.I am receiving the following error when attempt