http://msmvps.com/blogs/redrain/archive/2008/02/13/xp-quot-you-reach-the-registry-size-limit-rsl-quot-message.aspxIn Microsoft Windows Server 2003 and in Microsoft Windows XP, the Registry Size Limit (RSL) functionality has been removed. There are no longer any limits on the total amount of space that may be consumed by registry data (hives) in paged pool memoryenCommunityServer 2008.5 SP2 (Build: 40407.4157)