When an address is added using the profile update form in the form engine using the addresses part the transaction is sent to BBEC batch. The person commiting the batch edits the batch first and unchecks the process check mark for the new address and then commits the batch. Even though the process checkbox is unchecked it is still adding a new address to the constituent record.
Download and install the latest patch, which contains all fixes from previous patches. If you are running an older version, download and install the latest version and then the patch.