Tuesday, October 18, 2022

Cannot create/shadow copy 'dll' when that file already exists.

 updating your web.config with the following entry:


<configuration>

   <system.web>

      <hostingEnvironment shadowCopyBinAssemblies="false" />

   </system.web>

</configuration>

Friday, October 7, 2022

Anti forgery token is meant for user "" but the current user is "loginusermainid"

 Login time, if we click ,multiple time we will get this exception. that time use application error and rediredt to after login page

protected void Application_Error(object sender, EventArgs e)

      {

           try

            {

                string controller = Request.RequestContext.RouteData.Values["controller"].ToString();

                string action = Request.RequestContext.RouteData.Values["action"].ToString();

                Exception exception = Server.GetLastError();

                if (exception != null)

                {

                    if (exception is HttpAntiForgeryException)

                    {

                        

                        Response.Redirect("~/Account/Dashboard");

                    }

                }

            }

            catch (Exception ex)

            {

             throw;

            }

        }

Wednesday, July 27, 2022

The JSON request was too large to be deserialized.

 <appSettings>

  <add key="aspnet:MaxJsonDeserializerMembers" value="150000" />

</appSettings>


Wednesday, June 29, 2022

iis service manager - the process cannot access the file because it is being used by another process

if you are doing publish in local or local server.. if you change your port number application will work.. published code run in  your server or local machine

Monday, June 6, 2022

An error occurred while trying to restore packages.

 %appdata%\NuGet\NuGet.Config

 <?xml version="1.0" encoding="utf-8"?>
<configuration>
<packageRestore>
<add key="enabled" value="True" />
<add key="automatic" value="True" />
</packageRestore>
<packageSources>
<add key="nuget.org" value="https://api.nuget.org/v3/index.json" protocolVersion="3" />
<add key="nuget.org" value="https://www.nuget.org/api/v2/" />
<add key="Package source" value="E:\Download" />
</packageSources>
<activePackageSource>
<add key="All" value="(Aggregate source)" />
</activePackageSource>
</configuration>

  

Thursday, April 7, 2022

unable to check out the current file. the file may be read only or locked

 Goto tools > Options > Source Control > Current source control  plug- in select None and try to add service Or project run in admin mode and add.. it will work

Tuesday, November 2, 2021

Foreach entity framework query

 employee.ForEach(em=>
                    {
                        em.sal= (em.sal !=null ?em.sal:0);
                    });

Friday, August 6, 2021

How to Count Total Number of HIT in Asp.net MVC?

 Applicatin_start()

 Application.Lock();  

Application["Totaluser"] = (int)Application["Totaluser"] + 1;        

Application.UnLock(); 

Friday, July 23, 2021

How to add zeros after decimal point

 var a= 10.1;

var result  = a.ToString("f2");

result = 10.10;