The specified item is already part of a command bar. System.ArgumentException, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089 Sdl.Desktop.Platform -2147024809 SDL Trados Studio 14.0.0.0 14.1.6413.8 Microsoft Windows 7 Home Premium Service Pack 1 1033 1252 Netbook-Shanti\Shanti 4.0.30319.42000 NETBOOK-SHANTI True 5874352 MB