When you click Add or Remove Programs, you will not be able to enter the prompt. Value creation failed at line 521

When you run Add and Remove Programs in xp, the creation failed at line 472 or 521 will appear. For different systems, when you run Add and Remove Programs, you sometimes encounter creation failed at line472 or 521 error. Specifically, under SP1, the value creation failed at line 472; under SP2, the value creation failed at line 521. This failure is usually caused by the windows theme. The solution is
The first method:
Control Panel - Appearance and Theme - Display - Theme, set the theme to windows xp.
The second method: Start--->Run Run the following command in turn regsvr32 Appwiz.cpl regsvr32 Mshtml.dll regsvr32 Jscript.dll regsvr32 Msi.dll regsvr32 "c:\\Program Files\\Common Files\\System\\Ole DB\\Oledb32.dll" regsvr32 "c:\\Program Files\\Common Files\\System\\Ado\\Msado15.dll" regsvr32 Mshtmled.dll