[vserd]

с;\xpcd\I386
точно???? с точкой запятой? должно быть с двоеточием.
Посмотрите что у вас в файле windows\inf\layout.inf в параметре spcdtagfilei
этот файл должен быть на диске. на одном уровне с I386 и в корне диска

Method 2: Modify the registry to point to the Windows XP SP2 Setup files Important This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base: 322756 (http://support.microsoft.com/kb/322756/ ) How to back up and restore the registry in Windows Click Start, click Run, type regedit in the Open box, and then click OK. Locate the following registry key: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Setup In the right pane, right-click ServicePackSourcePath, click Modify, type %windir%\ServicePackFiles, and then click OK. Back to the top