I am working on ACA forms submission project and util today everything has been in the mode "business as usual", but today everything has changed.
I've started to get following error back from IRS status service on all my submissions:
<ns3:FormBCTransmitterSubmissionDtl xmlns="urn:us:gov:treasury:irs:ext:aca:air:ty16" xmlns:ns2="urn:us:gov:treasury:irs:common" xmlns:ns3="urn:us:gov:treasury:irs:msg:form1094-1095BCtransmittermessage">
<ACATransmitterSubmissionDetail>
<TransmitterErrorDetailGrp>
<ns2:ErrorMessageDetail>
<ns2:ErrorMessageCd>MANIFEST-025</ns2:ErrorMessageCd>
<ns2:ErrorMessageTxt>Manifest 'ChecksumAugmentationNum' must match the IRS-calculated 'ChecksumAugmentationNum' value of the transmission</ns2:ErrorMessageTxt>
</ns2:ErrorMessageDetail>
</TransmitterErrorDetailGrp>
</ACATransmitterSubmissionDetail>
</ns3:FormBCTransmitterSubmissionDtl>
Which is kinda odd, because I was able to submit successfully many times before. And I did not change check sum calculating algorithm in any way. Did anyone stumble upon such issue? Had IRS changed the way they calculate data file check sum?