I have observed the RD Gateway Manager console crash specifically when you go to add a CAP or RAP policy. For me, the .NET Framework 4.6.1 update KB3102467 was to blame. Here’s the fix.
RD Gateway Manager console crashes with the latest .NET Framework 4.6.1 update on Windows Server 2012 R2
By Kristin L. Griffin|June 22nd, 2016|