ASP in a Nutshell, 2nd Edition

ASP Error Handling Configuration

As mentioned in Chapter 5, IIS5.0 and later redirects the user's browser to a custom error page, 500-100.ASP, any time an error occurs in your application (unless you have inserted into your code the On Error Resume Next statement). The server's redirection (through an internal call to the Transfer method of the Server object) occurs in reaction to a custom application error, which is a specific version of the generic Internal Server Error (HTTP Response Status 500). Similar redirections occur within the server for all errors (see Figure 4.7).

Figure D.7. Custom Errors tab of the Properties page

You can change the page to which IIS transfers execution in response to an error in your application, by performing the following steps:

1. Right-click the application whose error page you want to change and select Properties.

2. Click on the Custom Errors tab of the Properties page (see Figure 4.7).

3. Select the error whose Error Page you wish to change and click the Edit Properties button (see Figure 4.8).

4. Enter a new URL for the page you wish IIS to execute in response to the selected error type and click on the OK button.

Figure D.8. Error Mapping Properties dialog

Once changed, the server will redirect execution to the selected URL. You can also further customize the server's ...