VisualKernel-4.1r3，懂的都懂。是要注意安装方式！！！
先装VisualKernel-4.1r3-trial.msi，因为别一个河蟹包是不能装的。
然后，用7zip，将另一个包解压后，将其中的两个文件，放到到安装目录中：VisualKernelActivation.dll VisualKernelCore.dll
其它
1) in the "About VisualGDB" window, click "Reset to trial" and re-enter the registration information;
2) if this does not help or the "Reset to trial" button is missing - delete the files %APPDATA%\Local\VisualGDB\VisualKernel\activation.key,
key at HKEY_CURRENT_USER\Software\Sysprogs\VisualGDB\VisualKernel\Settings\Re...
