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ASP.NET Web Forms

408 questions

A part of the ASP.NET web application framework that can be used to create ASP.NET web applications.

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408 questions with ASP.NET Web Forms tags

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1 answer One of the answers was accepted by the question author.

SmptClient.Send throws "Loading this assembly would produce a different grant set from other instances. (Exception from HRESULT: 0x80131401)"

Unable to send email from within an ASP.NET webform application in dev environment. Working fine in Test & Production. The following line of code: smptClient.Send(message) Generates this exception: "Loading this assembly would produce a…

ASP.NET Web Forms
ASP.NET Web Forms
A part of the ASP.NET web application framework that can be used to create ASP.NET web applications.
408 questions
asked 2021-06-09T01:39:31.883+00:00
Gary Fuhr 96 Reputation points
accepted 2021-06-09T09:26:32.86+00:00
Gary Fuhr 96 Reputation points
6 answers

Bind and Delimit a stringarray property value in web control and Update content

I would like to be able to bind and convert a stringarray value property into a list for output in web control like gridview bound to datasource like SqlDatasource and able to perform tasks like add string value,update a string value and delete string…

ASP.NET Web Forms
ASP.NET Web Forms
A part of the ASP.NET web application framework that can be used to create ASP.NET web applications.
408 questions
asked 2021-06-03T00:27:39.417+00:00
peter liles 371 Reputation points
answered 2021-06-08T20:57:06.247+00:00
Erland Sommarskog 68,106 Reputation points Microsoft MVP
1 answer

How to solve this problem?

101768-%E5%B1%8F%E5%B9%95%E6%88%AA%E5%9B%BE-2021-06-02-233857.png

ASP.NET Web Forms
ASP.NET Web Forms
A part of the ASP.NET web application framework that can be used to create ASP.NET web applications.
408 questions
asked 2021-06-02T15:42:06.643+00:00
柞旭 陈 1 Reputation point
commented 2021-06-03T16:04:39.793+00:00
柞旭 陈 1 Reputation point
1 answer

avoid full page postback on dropdow selected index changed...

I have a gridview wrapped around update panel. I have two template fields in gridview as follows: <asp:TemplateField HeaderText="User"> <ItemTemplate> …

ASP.NET Web Forms
ASP.NET Web Forms
A part of the ASP.NET web application framework that can be used to create ASP.NET web applications.
408 questions
C#
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.
6,999 questions
asked 2021-06-02T17:24:22.817+00:00
INNET 1 Reputation point
answered 2021-06-03T00:48:44.7+00:00
Luis Remuñán 6 Reputation points
2 answers One of the answers was accepted by the question author.

What is the solution to the "There Is now at position 7" error? - C# DataTable

Hello to everyone, I'm saving all rows in a specific column in an Excel table to the database. There is no problem, all the data in the column of the table I want is transferred to the database. However, when it comes to the last row, I encounter the…

ASP.NET Web Forms
ASP.NET Web Forms
A part of the ASP.NET web application framework that can be used to create ASP.NET web applications.
408 questions
C#
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.
6,999 questions
asked 2021-06-02T12:07:49.367+00:00
Ulas KAYALAR 236 Reputation points
commented 2021-06-02T15:35:52.45+00:00
Ulas KAYALAR 236 Reputation points
1 answer

B2C Webform: Can't Get Claims

I've been working with https://github.com/Zen3InfoSolutions/B2C-WebForms-DotNet as a base. Mostly, I've changed it for my environment and fixed a line or two. I've got it asking for login information, but I don't get any claims information when it…

ASP.NET Web Forms
ASP.NET Web Forms
A part of the ASP.NET web application framework that can be used to create ASP.NET web applications.
408 questions
Azure Active Directory External Identities
asked 2021-05-19T18:23:17.363+00:00
Dave O'Hara 1 Reputation point
commented 2021-05-27T19:35:32.377+00:00
James Hamil 11,871 Reputation points Microsoft Employee
0 answers

Image file too small

Hi, I am currently using Visual Studio 2019 to create a ASP.net web form. There is a problem when I try to include elements into the file like <asp:TextBox> or <asp:Button>. There are warnings that says that those elements are not supported,…

ASP.NET
ASP.NET
A set of technologies in the .NET Framework for building web applications and XML web services.
1,200 questions
ASP.NET Web Forms
ASP.NET Web Forms
A part of the ASP.NET web application framework that can be used to create ASP.NET web applications.
408 questions
asked 2021-05-23T08:23:20.477+00:00
GenuinelyEggedSandwich 1 Reputation point
commented 2021-05-24T08:33:31.05+00:00
GenuinelyEggedSandwich 1 Reputation point
0 answers

Web Form B2C Redirection

I have a legacy web form that needs to use B2C for authentication. I'm getting the B2C login ok, if I use something like http://localhost:55555 in the redirect uri on the application registration. The problem is that after getting through the login, it…

ASP.NET Web Forms
ASP.NET Web Forms
A part of the ASP.NET web application framework that can be used to create ASP.NET web applications.
408 questions
Azure Active Directory External Identities
asked 2021-03-23T19:07:38.47+00:00
Dave O'Hara 1 Reputation point
commented 2021-05-19T18:56:30.13+00:00
Dave O'Hara 1 Reputation point
2 answers

If I use Dev Express Grid View control in my ASP .Net Web App will that be chargable?

I have Visual Studio subscription & working on ASP .Net web app, can i use Dev Express GridView control for free or will that be chargeable to me? Also if anyone can suggest any other Package which is as good & featureful as Dev Express &…

ASP.NET Web Forms
ASP.NET Web Forms
A part of the ASP.NET web application framework that can be used to create ASP.NET web applications.
408 questions
.NET
.NET
Microsoft Technologies based on the .NET software framework.
630 questions
asked 2021-05-03T10:29:10.007+00:00
Addy2021 1 Reputation point
answered 2021-05-04T05:46:42.783+00:00
Yijing Sun-MSFT 7,026 Reputation points
5 answers

Visual Studio 2019 missing class View designer

Hi In Visual studio 2019, Framework 4.72 I have a big solution with several asp.net webforms websites. I added the following class to two websites: In the solution explorer, in one website, in the context menu, I have "View designer", and…

ASP.NET Web Forms
ASP.NET Web Forms
A part of the ASP.NET web application framework that can be used to create ASP.NET web applications.
408 questions
C#
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.
6,999 questions
asked 2021-04-22T12:14:00.11+00:00
Moshe Rubenstein 1 Reputation point
answered 2021-04-25T17:07:36.773+00:00
Duane Arnold 3,211 Reputation points
0 answers

SCRIPT5009: <function_name> is not defined (ASP.NET and Visual Basic)

Greetings to all When calling a javascript function from the page_load event; in Internet Explorer it shows me an error as if the javascript function does not exist; however in google chrome and edge the page loads fine; If someone has happened…

ASP.NET Web Forms
ASP.NET Web Forms
A part of the ASP.NET web application framework that can be used to create ASP.NET web applications.
408 questions
.NET
.NET
Microsoft Technologies based on the .NET software framework.
630 questions
ASP.NET
ASP.NET
A set of technologies in the .NET Framework for building web applications and XML web services.
1,200 questions
asked 2021-04-18T19:17:29.09+00:00
commented 2021-04-19T06:46:58.007+00:00
Yijing Sun-MSFT 7,026 Reputation points
0 answers

ReportViewer control floating over form

I have some old ASP.NET WebForms that use ReportViewer control. The control works at runtime without problems but at design time it appears floating over the form instead being enclosed in the form where the control is declared. <tr> …

ASP.NET Web Forms
ASP.NET Web Forms
A part of the ASP.NET web application framework that can be used to create ASP.NET web applications.
408 questions
asked 2021-04-01T07:06:09.637+00:00
Michele Santucci 1 Reputation point
commented 2021-04-07T23:56:24.683+00:00
Albert Kallal 3,451 Reputation points
2 answers

how to show paging number in numeric , just want to hide "previous ,next " buttons in paging

Hi, Solution Required: How can I hide "previous", next" buttons on bootstrap pagai![77119-image.png][1]ng, Solution Required: I just want to show paging only in numbers that to right side [1]: /api/attachments/77119-image.png?platform=QnA

ASP.NET Web Forms
ASP.NET Web Forms
A part of the ASP.NET web application framework that can be used to create ASP.NET web applications.
408 questions
.NET Standard
.NET Standard
A formal specification of .NET APIs that are available on multiple .NET implementations.
484 questions
asked 2021-03-12T13:25:37.63+00:00
Mohammad Qasim 576 Reputation points
commented 2021-03-29T08:23:21.523+00:00
Yijing Sun-MSFT 7,026 Reputation points
2 answers One of the answers was accepted by the question author.

How to take some Chinese from string?

VB code How to get the Chinese from "Office办公室" this string ? mystr is variables. Sample: mystr="Office办公室" I want me.Txt_Dept.Text="办公室" Thank you.

ASP.NET Web Forms
ASP.NET Web Forms
A part of the ASP.NET web application framework that can be used to create ASP.NET web applications.
408 questions
VB
VB
An object-oriented programming language developed by Microsoft that is implemented on the .NET Framework. Previously known as Visual Basic .NET.
1,835 questions
asked 2021-03-19T08:22:38.483+00:00
Kerry Ou 166 Reputation points
commented 2021-03-19T09:12:11.85+00:00
Kerry Ou 166 Reputation points
1 answer

Weird problem in web form app with edge

Hi, I am responsible for a web forms applications which has been working fine for quite a while. We've gotten to IE 11 and we've started having problems. So we changed to edge and found other problems. IE 11 was sending an enter key on a save of…

ASP.NET Web Forms
ASP.NET Web Forms
A part of the ASP.NET web application framework that can be used to create ASP.NET web applications.
408 questions
Microsoft Edge
Microsoft Edge
A Microsoft cross-platform web browser that provides privacy, learning, and accessibility tools.
1,335 questions
asked 2021-02-15T21:36:26.337+00:00
Neil Newton 1 Reputation point
answered 2021-02-18T13:34:21.443+00:00
Neil Newton 1 Reputation point
1 answer One of the answers was accepted by the question author.

Blinking of controls

I've a web page that get list of items from a database. Upon selection of an item from list, I need to display certain details from database. But as soon as I select item in combo box, screen gets blink for a second. The same thing happens when I change…

VB
VB
An object-oriented programming language developed by Microsoft that is implemented on the .NET Framework. Previously known as Visual Basic .NET.
1,835 questions
ASP.NET Web Forms
ASP.NET Web Forms
A part of the ASP.NET web application framework that can be used to create ASP.NET web applications.
408 questions
asked 2021-02-17T13:24:46.877+00:00
Ravi Molasaria 21 Reputation points
commented 2021-02-18T03:32:27.757+00:00
Ravi Molasaria 21 Reputation points
1 answer

Can we open .exe file in browser from server?

I tried to use server opened exe file on edge, but it doesn't work. Server can't found the path of exe. Please help me if this is possible to do. Please guide me how can I implement this.

ASP.NET Web Forms
ASP.NET Web Forms
A part of the ASP.NET web application framework that can be used to create ASP.NET web applications.
408 questions
Microsoft Edge
Microsoft Edge
A Microsoft cross-platform web browser that provides privacy, learning, and accessibility tools.
1,335 questions
asked 2021-02-09T04:52:52.577+00:00
Jiroju 1 Reputation point
commented 2021-02-11T18:13:49.103+00:00
Albert Kallal 3,451 Reputation points
0 answers

Application Insights tracing not working for asp.net project

App Insights is not working in one of project. It works in the MVC project of that solution but it doesn't work in the older aspx project. could you please help me. I updated the sdk to use 2.16 which works in the MVC but the same is not working in the…

ASP.NET Web Forms
ASP.NET Web Forms
A part of the ASP.NET web application framework that can be used to create ASP.NET web applications.
408 questions
Azure Monitor
Azure Monitor
An Azure service that is used to collect, analyze, and act on telemetry data from Azure and on-premises environments.
1,828 questions
asked 2021-01-12T08:38:25.72+00:00
meenakshi sekar 1 Reputation point
commented 2021-02-10T22:56:11.68+00:00
olufemia-MSFT 2,781 Reputation points
2 answers One of the answers was accepted by the question author.

how i get the column header text when clicked in gridview in asp.net

Hi members how i get the column header text when clicked in gridview please help

ASP.NET Web Forms
ASP.NET Web Forms
A part of the ASP.NET web application framework that can be used to create ASP.NET web applications.
408 questions
asked 2020-12-31T09:27:40.113+00:00
HOUSSEM MAHJOUBI 206 Reputation points
accepted 2021-01-26T09:48:50.607+00:00
HOUSSEM MAHJOUBI 206 Reputation points
1 answer

How to preview a local RDLC report on web from reportviewer?

VS 2019 SQL2014 local server VB code I want to use reportviewer to show a RDLC report on web page, but I don't know how to set up. Any example for this? Outstanding.rdlc is main report , Planinfo.rdlc & PLinfo.rdlc &…

ASP.NET Web Forms
ASP.NET Web Forms
A part of the ASP.NET web application framework that can be used to create ASP.NET web applications.
408 questions
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.
2,119 questions
asked 2021-01-18T07:11:18.477+00:00
Kerry Ou 166 Reputation points
commented 2021-01-20T09:57:32.847+00:00
Sean Fang-MSFT 156 Reputation points