http://forums.asp.net/1007.aspxThis forum is the place for ASP.NET AJAX 'getting started' questions, general questions that don't fit in one of the other forums about AJAX enCommunityServer 2007 SP1 (Build: 20510.895)http://forums.asp.net/thread/3275868.aspxMon, 06 Jul 2009 03:58:46 GMT4c671506-2930-414c-a40b-8bf57ded5924:3275868scngan0http://forums.asp.net/thread/3275868.aspxhttp://forums.asp.net/commentrss.aspx?SectionID=1007&PostID=3275868<p>&nbsp;</p> <p>is this a fresh installation or your install CTP version before ?</p>http://forums.asp.net/thread/3273752.aspxFri, 03 Jul 2009 15:16:51 GMT4c671506-2930-414c-a40b-8bf57ded5924:3273752ady_amo0http://forums.asp.net/thread/3273752.aspxhttp://forums.asp.net/commentrss.aspx?SectionID=1007&PostID=3273752<p>yes I&#39;m the administrator</p>http://forums.asp.net/thread/3272579.aspxFri, 03 Jul 2009 03:50:47 GMT4c671506-2930-414c-a40b-8bf57ded5924:3272579scngan0http://forums.asp.net/thread/3272579.aspxhttp://forums.asp.net/commentrss.aspx?SectionID=1007&PostID=3272579<p>&nbsp;do you have the administrator right to install the extension ?</p>http://forums.asp.net/thread/3272212.aspxThu, 02 Jul 2009 20:15:11 GMT4c671506-2930-414c-a40b-8bf57ded5924:3272212ady_amo0http://forums.asp.net/thread/3272212.aspxhttp://forums.asp.net/commentrss.aspx?SectionID=1007&PostID=3272212<p>I get an installation error attempting to install Microsoft ASP.NET 2.0 Ajax Extensions 1.0 Error writing to file: System.Web.Extensions.Design.dll. Verify that you have access to that directory. Upon clicking Retry I get the following error message: The installer has encountered an unexpected error installing this package. This may indicate a problem with this package. The error code is 2350.</p>