Throw when no data is present for a downloaded priority request
Throw when no data is present for a downloaded priority request

If it triggers it signals a bug.

nlgcoin/guldencoin-official,nlgcoin/guldencoin-official,nlgcoin/guldencoin-official,nlgcoin/guldencoin-official,nlgcoin/guldencoin-official,nlgcoin/guldencoin-official