> On Oct 13, 2016, at 11:05 AM, Eric A. Borisch <ebori...@macports.org> wrote:
> As the error message points out, you can set HDF5_DISABLE_VERSION_CHECK=1 (or 
> 2) to make things run. As they say, don't blame them if it crashes.
> There are plenty of reports out there (outside of MP) on this HDF5 feature. 
> As far as I can tell, the HDF5 group's position is that they are used for 
> storing critical data (output from experiments that you don't want to have to 
> "re-do"), so they don't ever want to be the cause of errors from 
> unintentional / unexpected behavior, even if the program can happily link.
> It would be nice if we had some centralized way to handle this rather than 
> rev-bumping each dependent port, but that is where we are currently at. Is it 
> possible to have an hdf5 PortGroup where we could centrally bump an epoch?

No; bumping the epoch is not sufficient; you must change the revision or 
version for MacPorts to see it as an upgrade.

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