Possibly damaged files or an example of a problem we have already seen with some HB files. To be sure, you can share the files with us (use file sharing service and send link to This email address is being protected from spambots. You need JavaScript enabled to view it.
). The HB fix is coming in the next maintenance release. I know that we have been saying that for a while, but there has been a bit of "mission creep" in that release which has delayed things. Should be soon.
