4.6.1beta has improvements to the performance of the results manager and addresses a number of small issues.
New Community Plugin
There is a new community plugin, SourcePlugin.AllocationAndUtilities which was developed by Tim Smith from New South Wales. It is a collection of small, common utilities to help in river modelling.
Plugin Developers
We are planning on moving to C# 7, Visual Studio 2017 and .net 4.7.2 early next year, so you will need to make sure you have updated Visual Studio to continue developing plugins in the beta versions.
Regression Testing
Regression test repository changes since the first Source 4.4.2beta:
3 Projects and results updated
3 Project regression test run modified
1 Regression Test Added
Details here: 4.6.1 Regression Test Changes
Insight
To run Insight, you also need to install the 32bit version of Microsoft Visual C++ 2010 Redistributable Package.
This installer is for both 32bit machines and 64bit machines since the library we use is 32bit: Microsoft Visual C++ 2010 Redistributable Package (x86).
Full Release Documentation