

System.UnauthorizedAccessException: Access to the registry key ‘HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion’ is denied.Īt 32Error(Int32 errorCode, String str)Īt (String subkey, RegistryKeyPermissionCheck permissionCheck, RegistrySecurity registrySecurity)Īt (String keyName, String valueName, Object value, RegistryValueKind valueKind)Īt Windows_7_3_Click(Object sender, EventArgs e)Īt .OnClick(EventArgs e)Īt .OnMouseUp(MouseEventArgs mevent)Īt .WmMouseUp(Message& m, MouseButtons button, Int32 clicks)Īt .WndProc(Message& m)Īt .WndProc(Message& m)Īt .WndProc(Message& m)Īt .ControlNativeWindow.WndProc(Message& m)Īt .Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam) Just-in-time (JIT) debugging instead of this dialog box. See the end of this message for details on invoking ‘HKEY_LOAL_MACHINE\SOFTWARE\Microstof\Windows NT\Curent Version’ is denied. Unhandled exception has occurred in your application…. Is there a simple fix? Hoping you can help. But the downgrader program always produces the following error message. I have licensed Win7 Pro & Home Premium and am trying to downgrade from Enterprise. You can now activate it using the key you have.I’ve tried a dozen different iterations of this process - manually changed registry entries for product/edition, ran program as user and as administrator, etc. After Restart, you will see that Windows version is changed.

Select first option “Upgrade Installation” and continue the installation procedure as usual. Insert the Disk and run Setup.exe (Do not boot that Windows 7 Disk)ģ. Select the version to which you want to downgrade (the DVD you bought).Ģ. To change the Windows version installed, launch the program with Administrator privileges. Windows 7 Enterprise Downgrade (as seen on IntoWindows) is a tiny utility for Windows 7 that allows you to downgrade to Windows 7 Windows 7 Enterprise Home Premium, Ultimate or Professional with a simple click.ġ. Downgrading OS version requires formatting or installing on different partition but Windows 7 Downgrader tool can change higher edition to lower edition easily. When you are using a pirated copies of Windows 7 Enterprise or Ultimate and now feel to switch to Windows 7 Professional or Home Premium or the copy of Legit Windows 7 DVD you bought.

12 Change Windows 7 Enterprise to Ultimate to Professional or Home Premium
