throwJSONRPCError(RPC_INVALID_PARAMETER,"To specify a fractional currency converter, \"currency\" and \"convertto\" must both be reserves of \"via\"");
}
if(burnCurrency||mintNew||preConvert)
if(mintNew||preConvert)
{
throwJSONRPCError(RPC_INVALID_PARAMETER,"Cannot combine reserve to reserve conversion with burning, minting, or preconversion");
throwJSONRPCError(RPC_INVALID_PARAMETER,"Cannot combine reserve to reserve conversion with minting or preconversion");