The Data Management Backpack Student Guide was most recently updated on Dec 28th, 2017. You can verify that you have the most current version by checking the first page of the Student Activity Guide after the title page.
There are no known issues with the data management backpack activity guide at this time. Thanks Jenny Goodwin for correcting the issues and updating the document. The current version is available from ApptioU when you activate the backpack.
If you do think you have found an error, please let us know and we'll document it here and add it to the list for the next update.