Blank Site

Question / Problem

Why the browser shows a blank site?

Answer / Solution

Possible Reason 1: The Forms Authentication is not enabled in the 'Windows Features' or not enabled in the IIS-Manager for the web site.

Solution: Activate the 'Forms Authentication' in the 'Windows Features'.

Possible Reason 2: No "SpaceObServer Enterprise Edition" or "SpaceObServer Remote Client" is installed on the server.

Solution: The SpaceObServer SpaceObServer Web Access requires an installed "SpaceObServer Enterprise Edition" or "SpaceObServer Remote Client".

Possible Reason 3: The 'Application Pool' has insufficient access permissions.

Solution: Change the identity of the 'Application Pool':

1. Execute on the windows console: C:\Windows\System32>C:\Windows/System32/inetsrv/appcmd set config /section:applicationPools /[name='spaceobserver_apppool'].processModel.identityType:ApplicationPoolIdentity
2. It was successful, if the following Message comes up: "Applied configuration changes [...]".

Alternate steps:

1. Run 'Internet Information Services (IIS) Manager' (Press Windows-Key and Type 'IIS Manager') .
2. In the 'Connections' navigate to 'Application Pools', select 'spaceobserver_apppool' and click on the link 'Advanced Settings'.
3. In the section 'Process Model' set the attribute 'Identity' to 'ApplicationpoolIdentity' and press 'OK'.
4. Stop and start the 'Application Pool' 'spaceobserver_apppool'.
5. Try to start the SpaceObServer Web Access in the browser again.

Possible Reason 4: The Firewall blocks requests to the Internet Information Service (IIS).

Solution: Enable the rule in the firewall for the IIS:

1. Open the firewall settings
2. Select 'Inbound Rules'
3. Scroll down to 'World Wide Web Services' and open the context menu
4. Select 'Enable Rule' via the context menu:

Possible Reason 5: Some cookie values are invalid.

Solution: Delete application cookies from your browser:

1. In Internet Explorer Press Strg + Shift + Entf
2. Activate Checkbox "Cookies and Websitedata"
3. Press Button Delete
4. Press F5