It will appear on this list. Confirm that the message has an attachment. Your computer may not be able to figure out what application created the program - which means that the reader will be unable to read your attachment. Also, watch your attachment file sizes. To get rid of it, click you the Cancel icon.
People seem to really enjoy blaming computers for everything.
Remember, you were the one who did it, and in most cases you were the one that confirmed the order to do it. Computers are wonderful machines, and while they sometimes appear hateful, they are merely following directions. That you don't have knowledge of the directions is not the computer's fault. To send the message, click on the Send icon. If you don't get an error message about the address, your message has been sent.