Come correggere l'errore di caricamento di file di grandi dimensioni 404 sull'IIS | Guida passo passo

Come correggere l'errore di caricamento di file di grandi dimensioni 404 sull'IIS | Guida passo passo. The following error occurs when uploading large files to the website.

Server Error

404 – File or directory not found.

The resource you are looking for might have been removed, had its name changed, or is temporarily unavailable.

To enable uploading large files you have to change a setting in IIS.

NOTA: The limit is approximately 28,6 MB because the limit of maxAllowedContent Length is 30000000 bytes.

To change the maximum upload setting, named “maxAllowedContent Length", fare quanto segue:

1. Log on to the server that holds the IIS website, and then click Inizio, clic Programs, clic Strumenti amministrativi, clic Internet Information Services (IIS) Manager;

2. Expand the website that you want to increase the maxAllowedContent Length;

3. Double-click the Request Filtering icon in the main window

NOTA: if you don’t have the Request Filtering icon, you need to install it through the Add Roles option. Get the instructions below.

4. Fare clic sul Hidden Segment Tab;

5. Right-click web.config e fare clic Edit Feature Setting;

6. A new window named Edit Request Filtering Settings appears;

7. Sotto Request Limits heading. enter a new larger value in the Maximum allowed content length (Bytes) box;

8. Clic OK to apply the change.

Setup Request Filtering

The default installation of IIS 7 and later includes the Request Filtering role service or feature. If the Request Filtering role service or feature is uninstalled, you can reinstall it using the following steps.

Windows Server 2012 R2

1. On the taskbar, clic Gestione server.

2. In Gestione server, fare clic su Manage menu and then click Add Roles and Features.

3. Nel Add Roles and Features wizard, clic Prossimo. Select the installation type and click Prossimo. Select the destination server and click Prossimo.

4. Sul Server Roles pagina, expand Web Server (IIS), expand Web Server, expand Security, and then select Request Filtering. Clic Prossimo.

5. Sul Select features pagina, clic Prossimo.

6. Sul Confirm installation selections pagina, clic Installare.

7. Sul Results pagina, clic Vicino.

How To

Note for IIS 7.0 utenti: Some of the steps in this section may require that you install the Microsoft Administration Pack for IIS 7.0, which includes a user interface for request filtering. To install the Microsoft Administration Pack for IIS 7.0, please see the following URL iis.net/expand/AdministrationPack

How to add a hidden segment

1. Aprire Internet Information Services (IIS) Manager:
   • If you are using Windows Server 2012 or Windows Server 2012 R2:
     • On the taskbar, clic Gestione server, clic Tools, and then click Internet Information Services (IIS) Manager.
   • If you are using Windows 8 or Windows 8.1:
     • Hold down the Finestre chiave, press the letter X, and then click Pannello di controllo.
     • Clic Strumenti amministrativi, and then double-click Internet Information Services (IIS) Manager.
   • If you are using Windows Server 2008 or Windows Server 2008 R2:
     • On the taskbar, clic Inizio, point to Strumenti amministrativi, and then click Internet Information Services (IIS) Manager.
   • If you are using Windows Vista or Windows 7:
     • On the taskbar, clic Inizio, and then click Pannello di controllo.
     • Double-click Strumenti amministrativi, and then double-click Internet Information Services (IIS) Manager.
2. Nel Connections pane, go to the connection, site, application, or directory for which you want to modify your request filtering settings.
3. Nel Casa pane, double-click Request Filtering.
   
4. Nel Request Filtering pane, fare clic su Hidden Segments scheda, and then click Add Hidden Segment… in the Actions pane.
   
5. Nel Add Hidden Segment dialog box, enter the relative path that you want to hide, and then click OK.