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HomeHomeGetting StartedGetting StartedInstalling DNN ...Installing DNN ...Object reference not set to an instance of an object.Object reference not set to an instance of an object.
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10/19/2007 8:21 AM
 

using 4.6.2 source installation

create website, setup the db to a sql server 2005 instance

hit f5 works like gangbusters

until you publish website to IIS

 

Server Error in '/DevWebSite' Application.

Object reference not set to an instance of an object.

Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

Exception Details: System.NullReferenceException: Object reference not set to an instance of an object.

Source Error:

An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.

Stack Trace:

[NullReferenceException: Object reference not set to an instance of an object.]
   DotNetNuke.Services.Exceptions.ErrorPage.ManageError(String status) +121
   DotNetNuke.Services.Exceptions.ErrorPage.Page_Load(Object sender, EventArgs e) +102
   System.Web.UI.Control.OnLoad(EventArgs e) +99
   System.Web.UI.Control.LoadRecursive() +47
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1061


Version Information: Microsoft .NET Framework Version:2.0.50727.832; ASP.NET Version:2.0.50727.832

 

 
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10/23/2007 12:24 AM
 

I have been watching several of the threads on this forum that discuss installation errors and hope that someone is going to pay serious attention to them.  This is not a case where "newbies" don't know what they are doing.  I have over 25 years in IT, 12+ years of real experience developing .asp's and .aspx's, 6+ years of real-world support/administration of test and production W2K and W2003 servers, and 2+ years of experience with SQL Server 2000 and 2005.  We are a commercial application service provider running 5 9's on our own server.  In short, I'm no newbie.......just new to DNN.

Friday (10/19/2007) I downloaded DNN 4.5.5 (all available libraries), unzipped all of the libraries, and actually printed the Installation Manual and read it from cover to cover.

I have tried about 8 different installations over the past 3 days and have been successful only once in these different attempts.  The successful attempt was on a Windows Server 2003 machine with the DNN database running on a separate SQL Server 2005 machine installing from the "Source" library and using the "Install" procedure in the "Source" library.

One unsuccessful attempt was on an XP Pro system (with IIS installed) from the same "Source" library -- because XP Pro doesn't support the necessary sharing/security settings required. The remainder of the unsuccessful attempts were made on an XP Media Center machine from the "Starter Kit" library.

In both the XP Pro and XP Media Center machines, Visual Studio 2005 and IIS were installed and functioning normally.  In fact, the Media Center machine is my primary .aspx development machine.

The "Starter Kit" attempts have been the most frustrating.  I have encountered several different errors depending upon how I run the Install (Custom, Typical, or Auto).  I have received the error referenced above ("Object reference not set to an instance..........").  I have encountered the problem described in another thread where the SQL database installation step runs, and runs, and runs but never finishes.  I have encountered a problem that had something to do with a stored procedure for the "Portals" data not being available in the database.  All of these problems have occurred after installing the DNN Framework so I could create DNN development web sites.

After each unsuccessful test, I deleted the SQL database, set up a new database with a new name, and started from scratch.  There are definitely issues with the "Starter Kit" running in these environments (and no discussion whatsoever in the documentation with respect to operating system compatability).

There appear to be many of us who need installation assistance and we are not all "newbies" who don't understand .aspx development, .NET, SQL Server, or other related tools.  Is there someone out there that can provide serious assistance and post the specific solution(s) on this thread without referencing their own web site doucments?

 

 
New Post
10/26/2007 5:14 PM
 

AMEN BROTHER! I have been trying for three days to install DNN for a client and it's a frickin' nightmare. I, too, am an industry professional and my opinion is that DNN has more bugs than my granny's termite infested basement, which is very disheartening in light of the fact that DNN is touted as the next great thing.

 
New Post
10/26/2007 5:33 PM
 

Sorry to hear about all of the troubles.

To the first user - If you installed DNN running via the cassini built in web server once you publish to IIS you must make sure that a valid portal alias exists to point DNN to the proper location.

To the other users have you been using tutorials to ensure that you have the proper file permissions configured also have you validated that all files extracted successfully from the zip package.

I have very detailed installation tutorials on my website http://www.mitchelsellers.com


-Mitchel Sellers
Microsoft MVP, ASPInsider, DNN MVP
CEO/Director of Development - IowaComputerGurus Inc.
LinkedIn Profile

Visit mitchelsellers.com for my mostly DNN Blog and support forum.

Visit IowaComputerGurus.com for free DNN Modules, DNN Performance Tips, DNN Consulting Quotes, and DNN Technical Support Services
 
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10/29/2007 9:11 AM
 

can you post the instructions here w/o a reference to your wonderful site?

why? I'm not trying to read your blog, or your site, or your "tutorial"

the posters here want the *SOLUTION* not a tutorial on your eminence, etc.

 
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