Showing posts with the label IIS

Step by step migration of ASP.NET Core 2.2 to 3.1

In order to upgrade/migrate core version to 3.1 following steps to be perform. Download and install Visual Studio 2019 version 16.4 or higher. Download and install .NET Core 3.1 Upgrade the projects of solution to .NET Core 3.1 , because ASP.NET Core 3.1 requires it. Update existing Nuget packages to a version compatible with ASP.NET Core 3.1 in each project Use IHost interface from a IHostBuilder instead of building and running a IWebHost from a IWebHostBuilder in Program.cs public static IHostBuilder CreateWebHostBuilder(string[] args) => Host.CreateDefaultBuilder(args) .ConfigureWebHostDefaults(webBuilder => { webBuilder.UseKestrel() .UseSerilog() .UseStartup<Startup>(); }) Change AddMvc method has been replaced by AddControllers in Startup.cs of each projects. In Startup.cs, UseMvc method to b

HTTP Error 500.21 - Internal Server Error - Simple Solution

HTTP Error 500.21 - Internal Server Error Handler "PageHandlerFactory-Integrated" has a bad module "ManagedPipelineHandler" in its module list. If you getting above error after publishing your application in IIS 7 then following is the simplest solution for you. Go to command prompt. Navigate to C:\Windows\Microsoft.NET\Framework\v4.0.30319 path. Then type aspnet_regiis.exe -i and hit enter. If you got message like " installed suuccessfully" then you have done it then. Remember you must have administrator rights to do the above procedure .

Solution for HTTP Error 500.19 - Internal Server Error

Error Message: HTTP Error 500.19 - Internal Server Error The requested page cannot be accessed because the related configuration data for the page is invalid. Detailed Error Information Module IIS Web Core Notification BeginRequest Handler Not yet determined Error Code 0x80070021 Config Error: This configuration section cannot be used at this path. This happens when the section is locked at a parent level. Locking is either by default (overrideModeDefault="Deny"), or set explicitly by a location tag with overrideMode="Deny" or the legacy allowOverride="false". Config File \\?\C:\inetpub\wwwroot\web.config Requested URL http://localhost:8081/ Physical Path C:\inetpub\wwwroot\ Logon Method Not yet determined Logon User Not yet determined Config Source 144: </modules> 145: <handlers> 146: <remove name="WebServiceHandlerFactory-Integrated"/> Reason: ERROR CODE: 0x80070021 is ERROR_LOCK_VIOLATI