Yes. DNN Platform is a free, open-source CMS under the MIT License.

What is the tech stack for DNN?

DNN runs on ASP.NET (.NET Framework 4.8+) with Microsoft SQL Server (2017+ or Azure SQL).

DNN Platform is community-led and a member project of the .NET Foundation.

What’s the difference between DNN and Evoq?

DNN Platform is the open-source core that's been wildly popular and adopted for over 20 years. Evoq is a commercial offering maintained by DNN Software (IgniteTech) that builds on DNN.

DNN Forums

Ask questions about your website to get help learning DNN and help resolve issues.

Forum: Administration and Configuration

	Replies	Views	Subscribers	Last Post
Having a backup connection string. Started By Jacqui We had an unexpected power down last week and the company failed over to our backup servers and DBs. The db's connection string was to the proimary DB and could not connect to our backup DB server and I was unable to log in and change the connection string and had to wait for access to the actual server and change it, this took quite some time (company policy hey). Any way my question is there a way to have my DNN site inteligently try to access another db (backup connection string perhaps...	3	1764	2	1/27/2022 6:46 AM by Jacqui
Object reference not set to an instance of an object. Started By Tom Wolfe We have a website that seems to be working fine, but it keeps throwing this error message over and over: AbsoluteURL:/Default.aspx DefaultDataProvider:DotNetNuke.Data.SqlDataProvider, DotNetNuke ExceptionGUID:7d42defc-a15b-4cb4-b69d-350b4fe808cb AssemblyVersion: PortalId:-1 UserId:-1 TabId:-1 RawUrl: Referrer: UserAgent: ExceptionHash:9gFTpZMnF4ZFqFjOEPLN0pPwDTo= Message:Object reference not set to an instance of an object. StackTrace: at DotNetN...	4	5724	2	2/3/2021 6:44 PM by Tom Wolfe
Database gets full Started By Bernd Morgeneyer Hi, We are using DNN 7.3.3. After some months without active administration our SQL database occupies very much disk space and backups have more than 8GB. How can I release unused space Some things are obvious: recycle bin, event log... Can you tell me more places Thank you!	6	2314	2	2/14/2022 7:01 AM by Bernd Morgeneyer
Can't Bulk Install Modules in DNN 9.10.2 Started By Tig7r Hi There, I have copied the files required to bulk install modules in DNN under the Install Folder. When I run dnndev.me/install/install.aspxmode=installresources I get the following Exception: 'DotNetNuke.Services.Upgrade.Upgrade' does not contain a definition for 'CheckUpgrade' strWarning = Upgrade.Upgrade.CheckUpgrade();	2	1479	0	2/14/2022 8:40 AM by Tig7r
DNN Login doesn't respond! Started By Batcic Hi all, I am unable to login to my 08.00.04 DNN site, no matter what credentials I try. Login control doesn't respond and I get a message in Chrome Console that says 'Uncaught Sys.WebForms.PageRequestManagerServerErrorException: Sys.WebForms.PageRequestManagerServerErrorException: An unknown error occurred while processing the request on the server. The status code returned by the server was: 500 at Function.Error.create (https://MYDOMAIN/Telerik....93aed16cbdc:6:2736) at Sys.WebFor...	4	1871	2	2/13/2022 5:04 PM by Batcic
Theme Got Snagged in New Site Started By Britomart I'm setting up a second site in my dnn 9.10.02 installation. I tried the Multifunction and Hammerflex2 themes; both yielded 'An error has occurred. DotNetNuke.Services.Exceptions.ModuleLoadException: Couldn't load menu style 'BootStrapNav': System.ArgumentException: Illegal characters in path. at System.Security., etc. etc etc.' I uninstalled and reinstalled the themes a couple of times trying to figure it out; I activated Xcillion between tests, and it always worked. After the second Hammerfl...	2	1993	1	2/8/2022 8:28 PM by Britomart
Unable to connect to database. Started By Dillip While installing DNN as per the documentation, It is showing Sql login failed. I have created a Database for DNN and also a Login name & password created and mapped to the DNN Database. Could you please help me in figuring out the issue. Thanks in advance.	6	4060	0	2/9/2022 8:32 AM by Dillip
Creating an editing Non-Admin User Started By arthur_kahwa Hello Forum, being new to DNN, I have a possibly simple problem. My firm needs a user who can simply edit users and module resources. The Admin user should be used to create these objects but changes on a day to day should be carried out by a non-admin user. What can be done to create such a user Thanks.	4	1817	2	2/8/2022 1:49 PM by arthur_kahwa
Server Upgrade and now Site History Log full Started By KP GoDaddy upgraded their plesk servers and my canary in a coal mine site is having major problems. The site goes down with the this error message: System.Data.SqlClient.SqlException (0x80131904): Could not allocate space for object 'dbo.EventLog'.'PK_EventLogMaster' in database 'Database Name' because the 'PRIMARY' filegroup is full. My schedulehistory log has over 35000 items. I'm on DNN 8.04 with some Mandeeps Live extensions. I tried delete from eventlog I was able to get the sit...	6	2403	3	2/7/2022 12:30 PM by KP
Enabling Vanity URL's Started By Jeff DNN 9.10 How do I enable the Vanity URL function It has a box to enter a string to use to prefix vanity URL's, but I have no clue what to put there, or if there are other settings for this.	1	1943	0	10/6/2021 11:51 PM by Jeff

These Forums are for the discussion of the open source CMS DNN platform and ecosystem.

For the benefit of the community and to protect the integrity of the ecosystem, please observe the following posting guidelines:

If you have (suspected) security issues, please DO NOT post them in the forums but instead follow the official DNN security policy.
No Advertising. This includes the promotion of commercial and non-commercial products or services which are not directly related to DNN.
No vendor trolling / poaching. If someone posts about a vendor issue, allow the vendor or other customers to respond. Any post that looks like trolling / poaching will be removed.
Discussion or promotion of DNN Platform product releases under a different brand name are strictly prohibited.
No Flaming or Trolling.
No Profanity, Racism, or Prejudice.
Site Moderators have the final word on approving / removing a thread or post or comment.
English language posting only, please.

Would you like to help us?

Awesome! Simply post in the forums using the link below and we'll get you started.

Get Involved

DNN Forums

Ask questions about your website to get help learning DNN and help resolve issues.

Forum: Administration and Configuration

Topics

Would you like to help us?