Object reference not set to an instance of an object. System.NullReferenceException, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089 Sdl.Core.Settings -2147467261 SDL Trados Studio 12.0.0.0 12.3.5281.10 Microsoft Windows 7 Ultimate Service Pack 1 1043 1252 XXXXX 4.0.30319.42000 L12 True 16665096 MB