55,853 questions with Developer technologies-related tags

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2 answers One of the answers was accepted by the question author.

Why are there no .razor files on the deployed server?

I've been developing web applications using Microsoft technologies, since WebForms. I'm used to seeing the HTML page files in the deployed folder on the web server. Now I am deploying a small Blazor application to an internal server using GitHub…

Developer technologies | .NET | Blazor
Developer technologies | .NET | Blazor

A free and open-source web framework that enables developers to create web apps using C# and HTML, developed by Microsoft.

1,698 questions
asked 2026-05-01T17:19:36.4433333+00:00
Falanga, Rod, DOH 980 Reputation points
accepted 2026-05-04T14:14:44.4366667+00:00
Falanga, Rod, DOH 980 Reputation points
2 answers

Some codes are not well called (or run)

Hi, Running against the file below https://1drv.ms/u/c/17ec75244bac022f/IQDksn7oBvAGSqa3I9pz8_dKAapU4-FWHovxVRFlkwrT5Tg?e=QdVOsH the codes like if (cnt32 == 38 || cnt32 == 41 || cnt32 == 42) …

Developer technologies | C#
Developer technologies | C#

An object-oriented and type-safe programming language that has its roots in the C family of languages and includes support for component-oriented programming.

11,799 questions
asked 2026-05-04T08:08:15.31+00:00
Scott Huang 3,446 Reputation points
commented 2026-05-04T12:39:05.3133333+00:00
Varsha Dundigalla(INFOSYS LIMITED) 4,945 Reputation points Microsoft External Staff
3 answers

.NET Framework WinForms app crashing with Oracle.ManagedDataAccess when Oracle Client 19c (64 bit) is installed (duplicate config issue)

Hi all, I’m encountering an issue after migrating my VB.NET Windows Forms application from unmanaged ODP.NET to managed ODP.NET, and I’d appreciate your guidance. Background Application type: VB.NET Windows Forms (.NET Framework) Earlier setup: …

Developer technologies | .NET | .NET Runtime
Developer technologies | .NET | .NET Runtime

.NET: Microsoft Technologies based on the .NET software framework. Runtime: An environment required to run apps that aren't compiled to machine language.

1,319 questions
asked 2026-05-01T13:41:14.45+00:00
Aman Agrahari 200 Reputation points
commented 2026-05-04T12:20:52.22+00:00
Senthil kumar 110 Reputation points
2 answers

Office 365 Update version 2604

Anybody else having issues with the latest Update blocking exchanges between Excel and Outlook using the Outlook.MailItem, have rolled back to 2603 and the VBA MAcro is working perfectly again.

Developer technologies | Visual Basic for Applications
asked 2026-04-27T18:23:51.8833333+00:00
andy 0 Reputation points
commented 2026-05-04T11:49:22.6333333+00:00
Hornblower409 8,195 Reputation points
3 answers

Issue to lcoate the file regarding FileSystem.CacheDirectory

Hi, To the code like where to locate the relevant file within the path below? C:\Users\huang.scott\AppData\Local\Packages

Developer technologies | ASP.NET | ASP.NET Core
asked 2026-04-28T09:55:32.29+00:00
Scott Huang 3,446 Reputation points
commented 2026-05-04T10:06:14.9466667+00:00
Usario Usario 5 Reputation points
2 answers One of the answers was accepted by the question author.

Warning NU1608: Detected package version outside of dependency constraint: Xamarin.AndroidX.DataStore.Android 1.2.0.2 requires Xamarin.AndroidX.DataStore.Core.Android (>= 1.2.0.2 && < 1.2.1)

I get these warnings after updating my NuGet packages: warning NU1608: Detected package version outside of dependency constraint: Xamarin.AndroidX.DataStore.Android 1.2.0.2 requires Xamarin.AndroidX.DataStore.Core.Android (>= 1.2.0.2 && <…

Developer technologies | .NET | .NET MAUI
asked 2026-04-28T08:08:12.5566667+00:00
Kim Strasser 2,496 Reputation points
accepted 2026-05-04T08:29:30.1133333+00:00
Kim Strasser 2,496 Reputation points
2 answers One of the answers was accepted by the question author.

Could not install workload 'ios'. Error installing the manifest "microsoft.net.sdk.ios" in version 26.2.10233

I have updated Visual Studio Community 2026 to version 18.5.2 today and now pairing to my MacBook Air is no more working: Could not install workload 'ios'. Error installing the manifest "microsoft.net.sdk.ios" in version 26.2.10233 And it…

Developer technologies | .NET | .NET MAUI
asked 2026-04-29T09:52:38.05+00:00
Kim Strasser 2,496 Reputation points
accepted 2026-05-04T08:26:51.3466667+00:00
Kim Strasser 2,496 Reputation points
2 answers

Totally and Absolutely Confused

Created a C++ project using Visual Studio 2026. Opened the file, made changes, saved all, built a project, executed, worked fine. closed Visual Studio, opened again, opened the project, changes that I made still there. Closed Visual Studio, turned off…

Developer technologies | C++
Developer technologies | C++

A high-level, general-purpose programming language, created as an extension of the C programming language, that has object-oriented, generic, and functional features in addition to facilities for low-level memory manipulation.

4,059 questions
asked 2026-04-23T21:52:33.54+00:00
Sid Kraft 31 Reputation points
edited a comment 2026-05-04T07:34:18.9966667+00:00
Leon Tran (WICLOUD CORPORATION) 1,740 Reputation points Microsoft External Staff Moderator
2 answers

How to fix catastrophic failure 0x8000FFFF when downloading newest .net framework?

Recently, ive noticed a lot of programs either doing random stuff like resetting on its own and so fourth. I checked to see, what was causing it, and its apparently the .net framework. So, i tried to download the newest one to "fix it", but i…

Developer technologies | .NET | .NET Runtime
Developer technologies | .NET | .NET Runtime

.NET: Microsoft Technologies based on the .NET software framework. Runtime: An environment required to run apps that aren't compiled to machine language.

1,319 questions
asked 2026-04-27T17:26:10.4533333+00:00
d d 0 Reputation points
commented 2026-05-04T06:40:43.0433333+00:00
Jack Dang (WICLOUD CORPORATION) 17,170 Reputation points Microsoft External Staff Moderator
3 answers

im creating cutover tool using the blazor application cretae runbook and tasks codes and pages are added now i need help for profile, roles and permisiion

iam developing the cutover tool but now facing an issue with profile screen i mean logout and current logged in user, but not able to display on dashboard screen please help me with that

Developer technologies | .NET | Blazor
Developer technologies | .NET | Blazor

A free and open-source web framework that enables developers to create web apps using C# and HTML, developed by Microsoft.

1,698 questions
asked 2026-04-28T05:49:46.4933333+00:00
Gunashree M 0 Reputation points
commented 2026-05-04T06:39:22.2+00:00
Jack Dang (WICLOUD CORPORATION) 17,170 Reputation points Microsoft External Staff Moderator
3 answers

Smart App Control blocks WinForms / WPF sample applications from running

When Smart App Control is enabled on Windows, I am unable to run WinForms or WPF sample applications from Microsoft Visual Studio. After enabling Smart App Control and attempting to run the project, Visual Studio shows the following error. Smart App…

Developer technologies | Windows Forms
asked 2026-04-27T06:20:47.45+00:00
Yuvaraj Masilamani 0 Reputation points
commented 2026-05-04T06:35:39.92+00:00
Jack Dang (WICLOUD CORPORATION) 17,170 Reputation points Microsoft External Staff Moderator
1 answer

Why i only have 1.3gb to use in Xbox Dev Mode

I understand you can use approximately 5GB of RAM in Xbox Dev Mode, but it only lets me use 1.3GB. screenshot.

Developer technologies | Universal Windows Platform (UWP)
asked 2026-05-02T23:41:55.3033333+00:00
Elias Benjamin Lopez Perez 0 Reputation points
answered 2026-05-04T06:30:45.17+00:00
Danny Nguyen (WICLOUD CORPORATION) 6,700 Reputation points Microsoft External Staff Moderator
2 answers

Null entry

How to write a code that can help with an entry null

Developer technologies | C#
Developer technologies | C#

An object-oriented and type-safe programming language that has its roots in the C family of languages and includes support for component-oriented programming.

11,799 questions
asked 2026-05-03T07:35:51.94+00:00
ING Docteur Bazile "Pouchon" 0 Reputation points
edited an answer 2026-05-04T06:07:46.86+00:00
Nancy Vo (WICLOUD CORPORATION) 3,385 Reputation points Microsoft External Staff Moderator
2 answers

In maui collectionview scrolling has issues in android.

In collection view scrolling to bottom when the list is updated is not happening. I am implementing the chat list and depending on user response, the response differs from chatbot. I could see the data below but I need to scroll to bottom to manually.…

Developer technologies | .NET | .NET MAUI
asked 2026-04-29T05:32:10.7866667+00:00
Keerthana Krishna 60 Reputation points
commented 2026-05-04T05:55:10.5266667+00:00
Keerthana Krishna 60 Reputation points
2 answers

WHen trying to show form in visual studio get error "The designer could not be shown for this file because none of the classes within can be designed. The base class 'System.Void' cannot be designed

Earlier this year after installing an update to visual studio for an application with a very long history, When I would go into my VB.net application, on most forms I would get the error above. I've had to recreate dozens of forms because of the error…

Developer technologies | Visual Studio | Setup
asked 2026-05-02T20:12:19.88+00:00
Eric Hedman 0 Reputation points
answered 2026-05-04T05:53:22.7666667+00:00
Adiba Khan 2,345 Reputation points Microsoft External Staff
2 answers One of the answers was accepted by the question author.

Customize scoped CSS bundle route path in Blazor Web App

I created a Blazor Web App and I want to customize the route where <ProjectName>.styles.css is served. However app.MapStaticAssets() does not provide a way to do so. The docs about CSS isolation say that the bundle is generated at build time so…

Developer technologies | .NET | Blazor
Developer technologies | .NET | Blazor

A free and open-source web framework that enables developers to create web apps using C# and HTML, developed by Microsoft.

1,698 questions
asked 2026-05-02T08:14:10.6466667+00:00
iKingNinja 185 Reputation points
accepted 2026-05-04T05:32:51.3033333+00:00
iKingNinja 185 Reputation points
4 answers

Client Side validation on dynamically added Telephone objects to bootstrap modal form. Razor Pages

Hello, Lately I was receiving valuable help by @Anonymous and @Anonymous . I'm working over their provided code mostly. What I need now is to validate the new added Telephone objects (Description and PhoneNumber). The Contact fields are already…

Developer technologies | ASP.NET | ASP.NET Core
asked 2026-05-03T01:32:40.07+00:00
Pablo The Tiger 80 Reputation points
edited an answer 2026-05-04T05:09:51.4166667+00:00
SurferOnWww 5,931 Reputation points
2 answers

enter product key on new purchase of visual studio professional 2026

how to enter product key on new purchase of visual studio professional 2026

Developer technologies | Visual Studio | Setup
asked 2026-04-27T03:41:53.6666667+00:00
mark heath 0 Reputation points
commented 2026-05-04T04:20:48.51+00:00
Gade Harika (INFOSYS LIMITED) 2,765 Reputation points Microsoft External Staff
2 answers

updated and will not show designers

I updated and now none of my design forms will display. One error message is The designer could not be shown for this file because none of he classes within it can be designed. Another says "The type 'System.Configuration.ApplicationScoped…

Developer technologies | Windows Forms
asked 2026-05-01T20:52:33.9433333+00:00
Jay O'Brien 0 Reputation points
edited an answer 2026-05-04T04:10:18.5433333+00:00
Nancy Vo (WICLOUD CORPORATION) 3,385 Reputation points Microsoft External Staff Moderator
3 answers One of the answers was accepted by the question author.

Void Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping

I have an application that has been running successfully for several years. Recently, I upgraded the .NET framework to version 8.0, after which I started encountering the following error: Method not found: 'Void…

Developer technologies | .NET | Entity Framework Core
asked 2026-05-01T04:39:30.9633333+00:00
Anjali Agarwal 1,611 Reputation points
commented 2026-05-04T02:20:30.8433333+00:00
Nancy Vo (WICLOUD CORPORATION) 3,385 Reputation points Microsoft External Staff Moderator