Error sending an invoice through B1IF

He entered trying to send an invoice for the sap through B1IF, for so I am using an atom "xform" and another atom "B1 Object" set up an entry xml for testing.

However at the time of testing the atom of xform passes to the atom of b1 object and the following error:

The following image

I do not know what might be causing this error that the customer already ten a sale already held in his name, already modified input xml data but to no avail at all.

Also follows the atom b1 object configuration:

thank you