How do I fix IIS7?

How do I fix IIS7?

IIS7 has much better error messages that will often tell you exactly what the problem is, and help you fix it. To disable this and see the real error coming from the server, you need to go to “Tools > Internet Options”, choose the Advanced tab, and clear the “Show friendly HTTP error messages” checkbox.

How do I fix Windows Authentication problem?

Windows Authentication Troubleshooting

1. Open IIS Manager.
2. Expand the left column and click on Default Web Site.
3. Double click on Authentication.
4. Click Windows Authentication.
5. Click Enable.

How do I troubleshoot IIS error?

To configure rapid-fail protection

1. In IIS Manager, expand the local computer, expand Application Pools, right-click the application pool, and then click Properties.
2. Click the Health tab.
3. In the Failures box, type the number of worker process failures to be detected before disabling the worker process.

How do I troubleshoot NTLM authentication?

Resolution

1. Ensure that NetBIOS Name Resolution is enabled on the Domain Controller to which the Web Gateway is sending the NTLM requests.
2. Ensure that NTLM 401 Authentication is allowed on the Domain Controller.
3. Check the LDAP Authentication.
4. Check the NTLM settings.
5. Check the client browser settings.
6. Check the DNS settings.

How do I reinstall IIS?

1 Answer

1. Web Server (IIS) under tab “Server Roles” in Server Manager.
2. And Windows Process Activation Service in “Features” tab in Server Manager. Attention: A server restart is necessary after the uninstallation.
3. Then delete the files or rename the folder (preferred) for C:\inetpub and C:\Windows\System32\inetsrv.

How do you troubleshoot an authentication problem?

4 methods to fix WiFi authentication error

1. Forget the network.
2. Change the network settings from DHCP to static.
3. Restart the router.
4. Reset factory settings.

Why is authentication not working?

Issues with the authentication code Authenticator apps rely on the time set on your device to create the authentication code. If the time on your mobile device does not match the time on your computer then the code will not work. Some authenticator apps allow you to try and sync the time within the app.

How do you troubleshoot a 500 error?

How to Fix the 500 Internal Server Error

1. Reload the web page.
2. Clear your browser’s cache.
3. Delete your browser’s cookies.
4. Troubleshoot as a 504 Gateway Timeout error instead.
5. Contacting the website directly is another option.
6. Come back later.

How do I enable IIS error logging?

How do I turn on IIS logging?

1. Go to your start menu and find “Command Prompt”. Right click and run as administrator.
2. Navigate to %SYSTEMROOT%\System32\inetsrv (e.g. “cd %SYSTEMROOT%\System32\inetsrv”)
3. Enter “appcmd set config /section:httpLogging /dontLog:False”
4. Logging is now enabled!

How do I fix Kerberos authentication error?

Resolution. To resolve this problem, update the registry on each computer that participates in the Kerberos authentication process, including the client computers. We recommend that you update all of your Windows-based systems, especially if your users have to log on across multiple domains or forests.

How do I know if NTLM is enabled?

To find applications that use NTLMv1, enable Logon Success Auditing on the domain controller, and then look for Success auditing Event 4624, which contains information about the version of NTLM.

Why is there an error on Windows Authentication IIs?

The Windows Authentication IIS role feature is installed. The WindowsAuthentication Module is added (at the Server level). The exact same error occurs if I turn off Windows Authentication and enable Basic Authentication.

Why is there no challenge prompt on IIS?

Loading the web page results in an immediate 401.2 error: You are not authorized to view this page due to invalid authentication headers. No challenge prompt ever appears. The IIS site config has all authentication methods disabled except Windows Authentication.

How to troubleshoot IIs 8 with IIS Manager?

In this troubleshooter, I will be using IIS 8. Open the IIS Manager and select Sites, as shown in Figure 1. This will show you the ID of each website hosted on your server. You will need this ID to determine which W3SVC* directory to analyze.

Is the Windows Authentication disabled on this machine?

The machine is running Windows 7 Ultimate, Service Pack 1, IIS 7.5. The site has been tested successfully, using both IIS and the VS Web Development Server. The IIS site config has all authentication methods disabled except Windows Authentication. The local machine is not on any domain.