413 questions with ASP.NET API tags

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1 answer

Is there a way to trigger Outlook-Add-Ins (Web) from external? (Custom event activation)

I am currently working on Office365 add-ins development and their communication via asp.net interfaces which are registered with entra id. I would like to open email templates from an external program. Templates can be created via ms-graph or by the…

Outlook
Outlook
A family of Microsoft email and calendar products.
4,504 questions
Microsoft Graph
Microsoft Graph
A Microsoft programmability model that exposes REST APIs and client libraries to access data on Microsoft 365 services.
13,504 questions
ASP.NET API
ASP.NET API
ASP.NET: A set of technologies in the .NET Framework for building web applications and XML web services.API: A software intermediary that allows two applications to interact with each other.
413 questions
Office Development
Office Development
Office: A suite of Microsoft productivity software that supports common business tasks, including word processing, email, presentations, and data management and analysis.Development: The process of researching, productizing, and refining new or existing technologies.
4,344 questions
asked 2024-02-13T16:28:50.7+00:00
Bomnüter, Lucas 5 Reputation points
answered 2025-04-22T20:28:25.5866667+00:00
Bruce (SqlWork.com) 74,696 Reputation points
1 answer

How to handle "RunCommand property is not defined" issue?

Here I have a .NET 6 ASP.NET project. When run IIS Express, it pops "RunCommand property is not defined".

ASP.NET API
ASP.NET API
ASP.NET: A set of technologies in the .NET Framework for building web applications and XML web services.API: A software intermediary that allows two applications to interact with each other.
413 questions
asked 2025-04-21T08:40:14.7033333+00:00
AnonymousKKYY 20 Reputation points
commented 2025-04-21T21:22:33.59+00:00
SurferOnWww 4,156 Reputation points
1 answer One of the answers was accepted by the question author.

Event ID 1309 Source: ASP.NET 4.0.30319.0: Event code: 3005 Event message: An unhandled exception occurred. How to solve it?

工程师您好: AD环境中每台mail服务器上都有warning告警事件id 1309。具体信息如下: 消息 : Event code: 3005 Event message: 发生了未经处理的异常。 Event time: 2025/2/28 7:12:52 Event time (UTC): 2025/2/27 23:12:52 Event ID: 2d12345aeaf1234c8be12d60a123456f Event sequence: 144 Event occurrence: 143…

ASP.NET API
ASP.NET API
ASP.NET: A set of technologies in the .NET Framework for building web applications and XML web services.API: A software intermediary that allows two applications to interact with each other.
413 questions
asked 2025-03-11T09:19:15.65+00:00
冉凡瑞 1,360 Reputation points
accepted 2025-04-21T07:59:38.0166667+00:00
冉凡瑞 1,360 Reputation points
1 answer

How do I share a Sqlite database between my desktop and laptop?

I'm writing a Minimal API application using .NET 9. I started this on my laptop, then committed the changes to my GitHub repo and tried to pick up where I left off on my desktop. However, when I tried to test it using Postman to retrieve the dishes of a…

ASP.NET API
ASP.NET API
ASP.NET: A set of technologies in the .NET Framework for building web applications and XML web services.API: A software intermediary that allows two applications to interact with each other.
413 questions
asked 2025-04-19T13:27:12.5066667+00:00
Rod Falanga 591 Reputation points
commented 2025-04-20T03:09:10.95+00:00
Bruce (SqlWork.com) 74,696 Reputation points
1 answer

Unhandled exception in CoreCLR

The following error was raised in IIS on Production Server. Application: w3wp.exe CoreCLR Version: 8.0.724.31311 .NET Version: 8.0.7 Description: The process was terminated due to an unhandled exception. Exception Info: exception code c0000005, exception…

ASP.NET API
ASP.NET API
ASP.NET: A set of technologies in the .NET Framework for building web applications and XML web services.API: A software intermediary that allows two applications to interact with each other.
413 questions
asked 2025-04-18T13:02:38.0033333+00:00
Manoj Kumar Manish 1 Reputation point
answered 2025-04-18T15:13:17.8433333+00:00
Bruce (SqlWork.com) 74,696 Reputation points
2 answers

.NET 9 OpenAPI document not generating at build time (Microsoft.Extensions.ApiDescription.Server)

Hi all, I'm working on a .NET 9 web API project and I'm trying to generate an OpenAPI document at build time, as described in the official documentation here:…

ASP.NET API
ASP.NET API
ASP.NET: A set of technologies in the .NET Framework for building web applications and XML web services.API: A software intermediary that allows two applications to interact with each other.
413 questions
asked 2025-04-15T15:10:36.5866667+00:00
Nick Diplos 0 Reputation points
answered 2025-04-16T18:26:38.7766667+00:00
Bruce (SqlWork.com) 74,696 Reputation points
1 answer

facing an issue with cookieless Forms Authentication in an ASP.NET sub-application that is integrated with a main application built in Python

Hello, We are facing an issue with cookieless Forms Authentication in an ASP.NET sub-application that is integrated with a main application built in Python. The main application (Python) and sub-application (ASP.NET) work together.The ASP.NET…

ASP.NET API
ASP.NET API
ASP.NET: A set of technologies in the .NET Framework for building web applications and XML web services.API: A software intermediary that allows two applications to interact with each other.
413 questions
asked 2025-02-21T06:01:09.32+00:00
Akshayaa Kalyanavenkatesh 40 Reputation points
answered 2025-04-16T13:06:07.63+00:00
Akshayaa Kalyanavenkatesh 40 Reputation points
2 answers

ASP .NET 9 API Error (Multiple constructors accepting all given argument types have been found)

I got the error below after upgrading from .NET 8 to .NET 9. I checked in the NuGet Package Manager, but my solution does not contain Microsoft.AspNetCore.Cors package. InvalidOperationException: Multiple constructors accepting all given argument types…

ASP.NET API
ASP.NET API
ASP.NET: A set of technologies in the .NET Framework for building web applications and XML web services.API: A software intermediary that allows two applications to interact with each other.
413 questions
asked 2025-04-09T16:10:46.2833333+00:00
Tran, Truong Minh 0 Reputation points
commented 2025-04-15T05:50:14.86+00:00
SurferOnWww 4,156 Reputation points
1 answer

Operation Not Supported on This Platform When Consuming WCF Service in .NET 8

untering the error "Operation not supported on this platform" while attempting to consume a WCF service from .NET 8. The service is built in .NET Framework with wsHttp security. The implementation involves passing a username, password, and a…

ASP.NET API
ASP.NET API
ASP.NET: A set of technologies in the .NET Framework for building web applications and XML web services.API: A software intermediary that allows two applications to interact with each other.
413 questions
asked 2025-04-10T15:58:46.18+00:00
danr 471996 0 Reputation points
answered 2025-04-11T15:47:08.4433333+00:00
Bruce (SqlWork.com) 74,696 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

ASP.NET
ASP.NET
A set of technologies in the .NET Framework for building web applications and XML web services.
3,598 questions
ASP.NET API
ASP.NET API
ASP.NET: A set of technologies in the .NET Framework for building web applications and XML web services.API: A software intermediary that allows two applications to interact with each other.
413 questions
ASP.NET Core Training
ASP.NET Core Training
ASP.NET Core: A set of technologies in the .NET Framework for building web applications and XML web services.Training: Instruction to develop new skills.
59 questions
asked 2025-01-31T07:08:06.0033333+00:00
Vinayak Padamata 0 Reputation points
commented 2025-04-10T21:46:31.69+00:00
Bruce (SqlWork.com) 74,696 Reputation points
1 answer One of the answers was accepted by the question author.

Web App Builds But Only Shows Default ASP.NET Page – Why?

Hi everyone, I’m currently working with an existing on-premise ASP.NET Web API application. I opened the solution in Visual Studio, and it builds and runs without errors. However, when I run the application, it shows the default ASP.NET landing page…

ASP.NET API
ASP.NET API
ASP.NET: A set of technologies in the .NET Framework for building web applications and XML web services.API: A software intermediary that allows two applications to interact with each other.
413 questions
asked 2025-04-09T13:37:47.0433333+00:00
Bohlale Masha 20 Reputation points
accepted 2025-04-09T19:38:25.1133333+00:00
Bohlale Masha 20 Reputation points
1 answer

OpenTelemetry with App Insights Profiler

Hello, We migrated our project to OpenTelemetery from application Insight. Of course, AppInsight is our Exporter now. However, I don't want to lose the "Service Profiler". So I installed ONLY…

ASP.NET API
ASP.NET API
ASP.NET: A set of technologies in the .NET Framework for building web applications and XML web services.API: A software intermediary that allows two applications to interact with each other.
413 questions
asked 2025-04-07T11:40:08.22+00:00
Ruslan Nigmatullin 0 Reputation points
answered 2025-04-09T12:29:42.5733333+00:00
Ruslan Nigmatullin 0 Reputation points
1 answer

How to initialize GridView inside a modal popup using AjaxControlkit

When I click a button, AjaxControlkit launches a nice modal popup, and I have a GridView included which is inside an asp:Panel. Initially, it is empty, so you don't see anything - no header, no borders, no nothing. Is there a way to get the GridView…

ASP.NET API
ASP.NET API
ASP.NET: A set of technologies in the .NET Framework for building web applications and XML web services.API: A software intermediary that allows two applications to interact with each other.
413 questions
asked 2025-03-29T00:34:10.03+00:00
Coreysan 1,811 Reputation points
commented 2025-04-05T07:17:27.7333333+00:00
SurferOnWww 4,156 Reputation points
1 answer

How to add API Authentication and authorization in web server (Kestrel - Self hosted) created in .Net Standard 2.0.

I want to add API Authentication and authorization in our web server (Kestrel - Self hosted) created in .Net Standard 2.0. I want to use Windows authentication here. We found that this can be done using the AddNegotiate() in…

ASP.NET API
ASP.NET API
ASP.NET: A set of technologies in the .NET Framework for building web applications and XML web services.API: A software intermediary that allows two applications to interact with each other.
413 questions
asked 2025-04-02T03:57:56.56+00:00
Amol Rajput 0 Reputation points
edited an answer 2025-04-02T23:02:39.7866667+00:00
Bruce (SqlWork.com) 74,696 Reputation points
1 answer

How locate Web.config file

This question is related to the following Learning Module

ASP.NET API
ASP.NET API
ASP.NET: A set of technologies in the .NET Framework for building web applications and XML web services.API: A software intermediary that allows two applications to interact with each other.
413 questions
asked 2025-04-02T05:51:37.73+00:00
Oyeladun Ayobami 0 Reputation points
answered 2025-04-02T16:37:26.1166667+00:00
Bruce (SqlWork.com) 74,696 Reputation points
1 answer

Azure is decoding characters in the URL before reaching the application

In our backend API, we have an endpoint with a path variable and we need to be able to support certain special characters. To accomplish this, we are encoding the path variable with UTF-8 before hitting the endpoint. This works for most special…

ASP.NET Core
ASP.NET Core
A set of technologies in the .NET Framework for building web applications and XML web services.
4,815 questions
ASP.NET API
ASP.NET API
ASP.NET: A set of technologies in the .NET Framework for building web applications and XML web services.API: A software intermediary that allows two applications to interact with each other.
413 questions
Azure App Service
Azure App Service
Azure App Service is a service used to create and deploy scalable, mission-critical web apps.
8,662 questions
asked 2023-01-12T17:17:38.88+00:00
Jkuhl 35 Reputation points
commented 2025-04-01T14:31:33.8533333+00:00
Kunal Bhambhani 5 Reputation points
0 answers

Trying to run a Crystal Report from my vb.net website

I have written a website using Visual Studio 2022, vb.net. I am trying to run a Crystal Report from an .aspx file. When I publish the page locally or on the server, all I get is a blank browser window. No errors, no messages. I don't know how to get…

ASP.NET API
ASP.NET API
ASP.NET: A set of technologies in the .NET Framework for building web applications and XML web services.API: A software intermediary that allows two applications to interact with each other.
413 questions
asked 2025-03-11T13:36:05.9233333+00:00
Sherry R 0 Reputation points
commented 2025-04-01T10:02:56.5433333+00:00
XuDong Peng-MSFT 11,891 Reputation points Microsoft External Staff
2 answers One of the answers was accepted by the question author.

How to solve error "A potentially dangerous Request.Path value was detected from the client (:)."

I am trying to fetch binaries/files from Artifacts --> Package using API call. URL: GET…

ASP.NET API
ASP.NET API
ASP.NET: A set of technologies in the .NET Framework for building web applications and XML web services.API: A software intermediary that allows two applications to interact with each other.
413 questions
asked 2024-01-23T13:09:11.3266667+00:00
Errammagari, Sai 20 Reputation points
answered 2025-03-30T09:27:10.1833333+00:00
jitendrasinghgusain-0832 0 Reputation points
2 answers

how to show web api data in my sql

Hello We Have One Webapi running fine when we enter this url localhost/testapp/api/values/getdata now we need to insert this data automtically in my sql table how to do so please guide step by step { "Table": [ { …

ASP.NET API
ASP.NET API
ASP.NET: A set of technologies in the .NET Framework for building web applications and XML web services.API: A software intermediary that allows two applications to interact with each other.
413 questions
asked 2025-03-27T11:27:19.29+00:00
RAVI 1,076 Reputation points
commented 2025-03-28T12:27:37.61+00:00
AgaveJoe 30,031 Reputation points
2 answers

How can I drag and Drop and email from Outlook into a web form, and parse out the email details

I have a drag and drop form working, but I cannot get the email details from the 'dropped' file. Tried using the Microsoft.Office.Interop.Outlook package (had success in a winformapp), but I can't figure it out. Here is a js snippet I am using to trap…

ASP.NET API
ASP.NET API
ASP.NET: A set of technologies in the .NET Framework for building web applications and XML web services.API: A software intermediary that allows two applications to interact with each other.
413 questions
asked 2025-03-21T19:50:20.59+00:00
Ian Hockaday 0 Reputation points
commented 2025-03-28T01:31:31.4533333+00:00
XuDong Peng-MSFT 11,891 Reputation points Microsoft External Staff