I get this in all versions...
<SDLErrorDetails time="4/6/2017 10:55:44 AM"> <ErrorMessage>Requested Clipboard operation did not succeed.</ErrorMessage> <Exception> <Type>System.Runtime.InteropServices.ExternalException, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</Type> <ErrorCode>-2147221040</ErrorCode> <HelpLink /> <Source>System.Windows.Forms</Source> <HResult>-2147221040</HResult> <StackTrace><![CDATA[ at System.Windows.Forms.Clipboard.ThrowIfFailed(Int32 hr) at System.Windows.Forms.Clipboard.SetDataObject(Object data, Boolean copy, Int32 retryTimes, Int32 retryDelay) at Sdl.DesktopEditor.Control.ClipboardAccess.Set(IDocumentFragment iDocFragment) at AbstractFrameworkEditControl.CopySelectionToClipboard() at Sdl.TranslationStudio.Editor.TranslationEditor.SideBySideDocumentEditingView.Copy() at Sdl.TranslationStudio.Editor.TranslationEditor.SideBySideDocumentEditingView.CopyActionHandler.Execute() at Sdl.Desktop.Platform.CommandBars.RetargetableAction.Execute() at Sdl.Desktop.Platform.Implementation.CommandBars.ActionService.<>c__DisplayClass3.<ExecuteAction>b__2() at Sdl.Desktop.Platform.Implementation.Services.Log.Resources(Object message, Action action) at Sdl.Desktop.Platform.Implementation.CommandBars.ActionService.ExecuteAction(IAction action, ActionOrigin origin, Boolean allowToggle) at Sdl.Desktop.Platform.Implementation.CommandBars.ActionService.ExecuteActionForShortcut(Keys shortcut) at Sdl.Desktop.Platform.WinForms.StudioWindowForm.OnKeyDown(KeyEventArgs e) at System.Windows.Forms.Control.ProcessKeyEventArgs(Message& m) at System.Windows.Forms.Form.ProcessKeyPreview(Message& m) at System.Windows.Forms.Control.ProcessKeyPreview(Message& m) at System.Windows.Forms.Control.ProcessKeyPreview(Message& m) at System.Windows.Forms.Control.ProcessKeyPreview(Message& m) at System.Windows.Forms.Control.ProcessKeyPreview(Message& m) at System.Windows.Forms.Control.ProcessKeyPreview(Message& m) at System.Windows.Forms.Control.ProcessKeyPreview(Message& m) at System.Windows.Forms.Control.ProcessKeyPreview(Message& m) at System.Windows.Forms.Control.ProcessKeyPreview(Message& m) at System.Windows.Forms.Control.ProcessKeyPreview(Message& m) at System.Windows.Forms.Control.ProcessKeyPreview(Message& m) at System.Windows.Forms.Control.ProcessKeyPreview(Message& m) at System.Windows.Forms.Control.ProcessKeyPreview(Message& m) at System.Windows.Forms.Control.ProcessKeyPreview(Message& m) at System.Windows.Forms.Control.ProcessKeyPreview(Message& m) at System.Windows.Forms.Control.ProcessKeyPreview(Message& m) at System.Windows.Forms.Control.ProcessKeyPreview(Message& m) at System.Windows.Forms.Control.ProcessKeyMessage(Message& m) at System.Windows.Forms.Control.WmKeyChar(Message& m) at System.Windows.Forms.Control.WndProc(Message& m) at System.Windows.Forms.Control.ControlNativeWindow.OnMessage(Message& m) at System.Windows.Forms.Control.ControlNativeWindow.WndProc(Message& m) at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)]]></StackTrace> </Exception> <Environment> <ProductName>SDL Trados Studio</ProductName> <ProductVersion>14.0.0.0</ProductVersion> <EntryAssemblyFileVersion>14.0.5821.4</EntryAssemblyFileVersion> <OperatingSystem>Microsoft Windows 10 Pro</OperatingSystem> <ServicePack>NULL</ServicePack> <OperatingSystemLanguage>1033</OperatingSystemLanguage> <CodePage>1253</CodePage> <LoggedOnUser>PC\spiros</LoggedOnUser> <DotNetFrameWork>4.0.30319.42000</DotNetFrameWork> <ComputerName>PC</ComputerName> <ConnectedToNetwork>True</ConnectedToNetwork> <PhysicalMemory>16725736 MB</PhysicalMemory> </Environment> </SDLErrorDetails>