I need 3.5 SP1 only i built the t13 package start nlite, select Hotfixes, Add-ons and Update Packs inserted T13xpDNF35SP1.7z After install i checked the logfiles in %temp%: Windows Installer Patch Registration Fix for .NET Framework 3.5 (x86): dlmgr: http://go.microsoft.com/fwlink/?LinkId=119721&clcid=0x409 BITS_Fatal_Error: -2145844844, RunToFinish():Failed to retrieve file. it trys do download something!? please help! dd_depcheck_NETFX_EXP_35.txt dd_dotnetfx35error.txt dd_dotnetfx35install.txt