An exception occurred while iterating over the results of a query for context...
I am working in a project using generic repository.This is my existing repository.namespace OnlineLearning.Repository { public interface IRepository<TModel> where TModel : class, IEntity {...
View ArticleWant to display edit link Button in front of Gridview
Hlo Professionals!I want to display edit link button in front of gridview and also when i click on edit gridview row to be display in above textboxes.here is my codeWeb design<div><%@ Page...
View ArticleHow to handle data in resource files programmatically?
HiI'm totally new at multilingual apps. I've applied this topic for multilingual core 2.1 mvc web app....
View Articleredirect to login page after session timeout
Hi,I have set up the application to not be usable after a session time out:Startup.cspublicvoid ConfigureServices(IServiceCollection services){ services = configureMiniProfiler(services);...
View ArticleHttpClient and Core
I am trying to get an image size from a web site using HttpClient on Core Ver2.0.I am doing :private static readonly string browserVer = "User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64)...
View ArticleRestAPI return fields under sppecific condition
I have a class which I return as per requestpublic class OutputModel { public string Id { get; set; } public int Status{ get; set; } public int Error{ get; set; } }I want to return the Error property...
View ArticleUnable to cast object of type 'System.Byte' to type 'System.Int32' problems
I have a .NetCore Blazor App, morphed from the stock weather forecast service that comes with it, whereas I have players who log their play info, but once a player logs in and wants to look at their...
View ArticleDate control is not showing value from model
I have this code [DataType(DataType.Date)] [DisplayFormat(DataFormatString = "{0:dd/MM/yyyy}",ApplyFormatInEditMode = true)] [Required(ErrorMessage = "Captura este campo")] public DateTime? BirthDate {...
View ArticleField not rendering across 3 table relationship
Hi So I am using ASP.NET Core 2.2 with EF Core with SQL Server DB. I got a database that looks like this. So I have 3 tables in SQL Server. tblJobs, tblResults and tblProblems and others I omitted as...
View ArticleController export to .csv failed for IE
Hi,Why IE can't pop up the file csv to save?//Download the CSV file.Response.Clear();Response.Buffer =true;Response.AddHeader("content-disposition","attachment; filename="+ module.Replace(" ","_")...
View ArticleUnable to Access ViewData to another Action result
Hi All,I am unable to Access ViewData["RegionData"] to another actionResult, Below is my code using ASP.NET Core 3.1 MVC [Route("DataUpload/[Controller]/{id}")] public async Task<IActionResult>...
View ArticleAzure AD Authentication Back Button Issues
I am trying to resolve an issue with ASP.NET in regards to how it facilitates authentication against Azure AD. Overall I am able to successfully authenticate, however there are seemingly unavoidable...
View ArticleValidation not showing in Jquery Modal Popup
I am using .net core but my validation is not showing in my popup I use the same dialog for new and edit so need to be carefull it works the same<div><form id="myForm"><div...
View ArticleCannot retrieve image which has http in its url.
Hi, guys, I'm new to asp.net core. I want to show some images on my site but the images are over unsecured connection for examplehttp://image.png . If I write this absolute link inside image tag...
View ArticleReturn Not Found From Controller
Hi, in startup.cs i use this code to manage errors (404 , 500 , ...) and its worked correctly when i search a action thats not found and go to error action ....
View ArticleCreate Customize NotFound Method
Hi i want create methods for my customize example : return NotFound();i write this method but i cant call it in other controller just i cant use in own controller public IActionResult NotFound1() {...
View ArticleDifference in running Asp.net Core app in docker vs iis
I just created a sample api project and ran it inside of a container using docker commands and even created a custom image of the sample app. I am a beginner and am a bit confused right now as how is...
View ArticleSolving the problem of slow query in my efcore.
So I built an inventory application. I occasionally experience slow queries when retrieving data. This got me worried cos the client is complaining.So I would paste one of the major query returning...
View ArticleList inside another list
Hi,How to pass a list of data inside another list in the DAL o the stored procedure in c#
View Articlehow can I add important master data if not record there while running the...
HiHow to insert the record automatically into the master tables automatically if there is no record while running the application. At the moment I am doing given way but it only works while running...
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