There is an error in XPath expression. "@currency" should be preceded by "/" to separate it from the start of location path.
p. 217/l. 8 Part 3
ed
Proposed Disposition of DIS 29500 Comment CZ-0068 (Modified: 2007-10-22) Agreed; the following change will be made to Part 3, ยง3.15.4.1 page 217, line 8: For example, cell B3 corresponds to /expense-report / @currency.
