3,600 questions with Developer technologies | ASP.NET | Other tags

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Faield to start deployed web application

hello community, I am a beginner in WEB application development. During my first trial, I met with an issue when start the deployed web application onto IIS running on Windows 11. The situation is, I get below error when open the application in the…

Developer technologies | ASP.NET | Other
asked 2025-06-30T13:15:01.37+00:00
Robert Balogh 0 Reputation points
commented 2025-07-01T04:39:29.0233333+00:00
Robert Balogh 0 Reputation points
1 answer One of the answers was accepted by the question author.

Unable to Add Scaffolded Items with Visual Studio when Developing an ASP.NET Project

I'm trying to learn ASP.NET with Visual Studio 2022 Community and was following this guidance: https://learn.microsoft.com/en-us/aspnet/core/mvc/overview?view=aspnetcore-9.0 I followed the steps but finally unable to continue due to it keeps showing…

Developer technologies | ASP.NET | Other
asked 2025-06-29T17:32:53.8033333+00:00
水 知 190 Reputation points
commented 2025-07-01T02:22:57.6066667+00:00
水 知 190 Reputation points
1 answer

How to upload and store files in database in blazor web app

How to upload and store files in database in blazor web app

Developer technologies | ASP.NET | Other
asked 2025-06-30T00:47:17.1833333+00:00
Samuel Agyeman 0 Reputation points
answered 2025-06-30T16:59:20.7266667+00:00
Bruce (SqlWork.com) 77,766 Reputation points Volunteer Moderator
3 answers

How to create dynamic report depend on user input by ASP.NET Core?

I want to build a dynamic report by Asp.net core -EF-, I searched for many ways and ideas, but it doesn't support my idea, I am so disappointed, the core idea of my project is to get tables and columns names from the database and displays them for the…

Developer technologies | ASP.NET | ASP.NET Core
Developer technologies | ASP.NET | Other
asked 2023-02-26T09:52:23.6+00:00
Arwa Sami 20 Reputation points
answered 2025-06-26T00:23:27.6266667+00:00
SurferOnWww 4,706 Reputation points
8 answers

VS 2022 Community - I can't add a new 'Web Form' to my project. Missing items from Project "Add New Item..." window.

I've just installed VS 2022 Community and I'm attempting to work on a Web Form project, but when I choose "Project/Add New Item..." there is no item to select for a web form. Is this not supported in the 2022 version? I've tried using a…

Developer technologies | ASP.NET | Other
Developer technologies | C#
asked 2022-01-13T16:34:04.443+00:00
Martin Bell 6 Reputation points
answered 2025-06-20T15:11:56.47+00:00
Sarfraj Sarfraj 0 Reputation points
3 answers One of the answers was accepted by the question author.

Old .NET versions automatic uninstallation/removal

Hello, How are you removing old versions of .NET from your devices? Is there a way to automate this? To better clarify our issue, please see the screenshot below. We just installed the latest version (6.0.35) for both: .NET Runtime and Desktop Runtime…

Developer technologies | ASP.NET | ASP.NET Core
Developer technologies | .NET | .NET Runtime
Developer technologies | .NET | Other
Developer technologies | ASP.NET | Other
asked 2024-10-22T14:36:55.8833333+00:00
Mark Marco 25 Reputation points
commented 2025-06-11T16:47:59.6466667+00:00
KenDeEuphrates-4177 0 Reputation points
1 answer One of the answers was accepted by the question author.

Migration from .Net Web Application (Framework 4.7) into .Net Core Web 8.0

Hi, I would like to migrate my application from .Net Framework 4.7 to .Net Core 8.0 as I would like to have my application in the latest version. My application is in MVP architecture and web pages are aspx (UI part). Is there any easy way to migrate it…

Developer technologies | ASP.NET | ASP.NET Core
Developer technologies | ASP.NET | ASP.NET API
Developer technologies | .NET | Other
Developer technologies | ASP.NET | Other
Developer technologies | C#
asked 2025-01-29T03:37:46.5466667+00:00
Banu 40 Reputation points
accepted 2025-06-09T07:15:24.2866667+00:00
Banu 40 Reputation points
9 answers

I can't find ASP.NET Web Application (.NET Framework) with c#

Hello I want to use ASP.NET Web Application (.NET Framework), and I have downloaded Visual Studio Community 2019 v16.11.3, and i have clicked the ASP.NET and web devleopment before i download it but I can't find the one i needed, I don't want the…

Developer technologies | ASP.NET | Other
asked 2021-10-01T00:33:18.083+00:00
WEI HAN TAN 56 Reputation points
commented 2025-06-05T01:55:01.91+00:00
3 answers One of the answers was accepted by the question author.

System.IO.FileNotFoundException: 'Could not load file or assembly

I have an application in .net core. the application was running fine, but the error started coming after I installed dotnet add package Microsoft.AspNetCore.Authentication.Negotiate --version 6.0.14 Once I installed this package and put this line of code…

Developer technologies | ASP.NET | ASP.NET Core
Developer technologies | ASP.NET | Other
asked 2023-03-02T18:25:05.9533333+00:00
Anjali Agarwal 1,531 Reputation points
answered 2025-05-26T14:14:41.4966667+00:00
LeonardoFucci-4004 30 Reputation points
1 answer

When we will update on the next version of MVC5.3.0 if there is no updates on the version please provide documentation for that.

Hi please provide the relavent info regarding the ASP.NET MVC 5.3.0 is there any updated on version if not please provide the documentation. Regards vinayak

Developer technologies | ASP.NET | ASP.NET API
Developer technologies | ASP.NET | Other
asked 2025-01-31T07:08:06.0033333+00:00
Vinayak Padamata 0 Reputation points
edited the question 2025-05-06T11:06:01.82+00:00
VarunTha 14,850 Reputation points Microsoft External Staff Moderator
3 answers One of the answers was accepted by the question author.

Is MVC a design pattern or an architectural pattern?

I have confused with the conflict between design pattern and an architectural pattern. I find MVC, MVVM, etc.. under architectural pattern but MVC is described as The Model-View-Controller (MVC) is an architectural pattern which separates an…

Developer technologies | ASP.NET | Other
asked 2022-05-02T12:57:49.767+00:00
Mahi 41 Reputation points
commented 2025-05-01T10:28:57.5666667+00:00
Nicola Sergio 60 Reputation points
7 answers

Server Error in '/' Application Web.config

HI I need this problem solution. If anybody have this solution then pls reply to it. Runtime Error Description: An application error occurred on the server. The current custom error settings for this application prevent the details of the…

Developer technologies | .NET | .NET Runtime
Developer technologies | ASP.NET | Other
asked 2022-08-04T18:02:00.54+00:00
Imtiaz Sami 21 Reputation points
answered 2025-04-30T02:32:32.01+00:00
Aditya 0 Reputation points
1 answer

ASP.NET session has expired or could not be found (unable to find the solution) - SSRS Report

unable to find out the solution we have tried 2 things but there was no ouput: We have tried to extend the session time out to 30mins Tried to scale up the Azure speed when this error occurs Attached Screenshot for reference, kindly assist for the…

SQL Server Reporting Services
SQL Server Reporting Services
A SQL Server technology that supports the creation, management, and delivery of both traditional, paper-oriented reports and interactive, web-based reports.
3,061 questions
Developer technologies | ASP.NET | Other
asked 2024-12-18T14:24:39.5466667+00:00
Puneet Dasari 20 Reputation points
commented 2025-04-29T14:18:29.8566667+00:00
Puneet Dasari 20 Reputation points
1 answer One of the answers was accepted by the question author.

Hide IIS version when user gets error HTTP Error 404.0 - Not Found and view source file from webbrowser

When user load the page with wrong url or type wrong path to the file in url then user get error with below message in web browser. " HTTP Error 404.0 - Not Found The resource you are looking for has been removed, had its name changed, or is…

Developer technologies | ASP.NET | Other
asked 2025-01-29T07:46:31.4966667+00:00
Mehul Donga 20 Reputation points
accepted 2025-04-29T08:17:37.3966667+00:00
Mehul Donga 20 Reputation points
3 answers

anti-forgery tokens implementation in asp.net web api

Can any one help me with anti-forgery tokens implementation in asp.net web api and AngularJS. how do we maintain the forgery key in web api to validate the key for every request. Please provide the full example.

Developer technologies | ASP.NET | Other
asked 2024-07-19T13:35:25.67+00:00
Bala Subrahmanya Gopal Jataprolu 0 Reputation points
commented 2025-04-26T23:50:46.1633333+00:00
SurferOnWww 4,706 Reputation points
4 answers

How to call stored procedure procedure using entity framework core?

I work on asp.net core entity framework I have csharp function done using ado dotnet stored proceure  i need to convert it using entity framwork core with another meaning how to call stored proceure using entity framework core 6 and i don't need to use…

Developer technologies | .NET | Entity Framework Core
Developer technologies | ASP.NET | ASP.NET Core
Developer technologies | ASP.NET | Other
asked 2023-07-08T10:24:03.9633333+00:00
Ahmed Abd El Aziz 315 Reputation points
answered 2025-04-24T07:14:15.31+00:00
Gitanza 003 0 Reputation points
3 answers One of the answers was accepted by the question author.

how to download the large files(18 GB) from azure private storage containers in asp.core ?

we have line of business to provide the files download functionality from azure storage to client accessing web application developed asp.net core mvc hosted in azure. Downloading via Sas is working for fine only the storage account which is…

Azure Blob Storage
Azure Blob Storage
An Azure service that stores unstructured data in the cloud as blobs.
3,192 questions
Developer technologies | ASP.NET | ASP.NET Core
Developer technologies | ASP.NET | Other
asked 2024-01-05T11:31:51.94+00:00
Natarajan, Srikanth 20 Reputation points
commented 2025-04-18T05:20:38.5233333+00:00
Yash Raj 0 Reputation points
1 answer

How to concatenate string in password.aspx file ?

Hi, For my domain i want to concatenate automaticaly *DOMAIN* + username in password.aspx file : Because many of my users dont write DOMAIN\ and its very boring ! ive already add a value like value="DOMAIN" in the input form but when i put a…

Windows for business | Windows Client for IT Pros | User experience | Remote desktop services and terminal services
Developer technologies | ASP.NET | Other
asked 2024-02-22T14:56:28.91+00:00
Thg 0 Reputation points
answered 2025-04-16T14:05:32.14+00:00
andqzzz andqzzz 0 Reputation points
2 answers

How to enable CSP in asp:UpdatePanel without having to write 'unsafe-inline'

I have an asp:UpdatePanel and asp:ScriptManager in my web form. When I enable CSP in the web.config as below, the functionality of the pages are not working like 'OnSelectedIndexChanged' event of asp:DropDownList and many more. <add…

Developer technologies | .NET | Other
Developer technologies | ASP.NET | Other
asked 2024-05-08T14:30:44.39+00:00
Preeti Gupta 0 Reputation points
edited an answer 2025-04-15T19:53:51.1866667+00:00
Bruce (SqlWork.com) 77,766 Reputation points Volunteer Moderator
4 answers One of the answers was accepted by the question author.

new baby for asp.net core mvc

Hi all my all previous experience is using asp.net MVC, asp.net web, API and angular but recently I have install .NET 8 SDK and created asp.net core MVC empty project and i have following doubts. how to make authentication and authorization using…

Developer technologies | ASP.NET | ASP.NET Core
Developer technologies | ASP.NET | Other
asked 2024-10-26T19:46:52.35+00:00
coder rock 436 Reputation points
accepted 2025-04-12T20:21:49.3966667+00:00
coder rock 436 Reputation points