Error: 'The page cannot be displayed...... Cannot find server or DNS' (NETIQKB39090)

  • Document ID:7739090
  • Creation Date:02-Feb-2007
  • Modified Date:04-Oct-2011
    • Micro Focus Products:
      Secure Password Administrator

Environment

Secure Password Administrator 1.0

Situation

Error: 'The page cannot be displayed...... Cannot find server or DNS error' when attempting to launch the Secure Password Administrator's Admin and/or the Self-Service Site.
When attempting to launch the Secure Password Administrator Admin and/or the Self-Service Site the following error message may be returned:

The page cannot be displayed. Cannot find server or DNS error. Internet Information Services error.

Resolution

In order to resolve this problem verify that the NetIQ SPA Filter is first in the list of ISAPI Filters on the IIS server by performing the following steps:

  1. Launch Internet Information Services.
  2. Select Default Web Site, right-click and select Properties.
  3. Select the ISAPI Filters tab.
  4. Ensure the NetIQ SPA Filter is listed first and has a green arrow pointing upwards in the status column.
  5. If the NetIQ SPA Filter is not listed first, select the filter and click the arrow button pointing up until the filter is listed first.
  6. Click OK. 
  7. Restart the NetIQ Secure Password Administrator service.
  8. Restart IIS Admin Service.

If the NetIQ SPA Filter is not listed in the ISAPI Filters tab, perform the following steps in order to create the ISAPI Filter needed by Secure Password Administrator to redirect to TomCat:

  1. Launch Internet Information Services.
  2. Select Default Web Site, right-click and select Properties.
  3. Select the ISAPI Filters tab.
  4. Click Add.
  5. In the File Name: field type in NetIQ SPA Filter.
  6. Click Browse and select the ISAPI_Redirect.dll file located in the \Program files\NetIQ\SPA\IsapiNative folder.
  7. Click OK and OK again.
  8. Restart the NetIQ Secure Password Administrator service.
  9. Restart IIS Admin Service.

Cause

The above described error message may occur if the ISAPI_Redirect.DLL file used by Secure Password Administrator is corrupt or if the NetIQ SPA Filter is not listed first in the ISAPI Filters list.

Additional Information

Formerly known as NETIQKB39090