The most recent release of Mantid, v3.9.0, contained some problems that were not highlighted during its usual beta testing period. A patch release to address these issues have been put together that this is now available.
Installation packages can be found at http://download.mantidproject.org and the details of what is contained in the patch can be found at http://docs.mantidproject.org/v3.9.1/release/v3.9.1/index.html
This release contains the long awaited ability to visualise non orthogonal crystal systems correctly in the slice viewer.
This is just one of many improvements in this release, so please take a look at the release notes, which are filled with details of the important changes and improvements in many areas. The development team has put a great effort into making all of these improvements within Mantid, and we would like to thank all of our beta testers for their time and effort helping us to make this another reliable version of Mantid.
Throughout the Mantid project we put a lot of effort into ensuring Mantid is a robust and reliable product. Thank you to everyone that has reported any issues to us. Please keep on reporting any problems you have, or crashes that occur to the Mantid Forum http://forum.mantidproject.org/.
Installation packages can be found on our download page http://download.mantidproject.org/ which now links to sourceforge to mirror our download files around the world, you can also access the source code on GitHub https://github.com/mantidproject/mantid/releases/tag/v3.9.0.
Details of what is available is the release are in the release notes http://docs.mantidproject.org/v3.9.0/release/v3.9.0/index.html