Summary
Information about Workflow Manager and AdminStudio Enterprise Server authentication problem.
Synopsis
This articles discussed unlocking Windows Authentication in IIS 8 for AdminStudio Enterprise Server.
After installing Workflow Manager on Windows Server 2012 with SQL Server 2012 and IIS 8, you may encounter an internal server error with the following message:
The requested page cannot be accessed because the related configuration data for the page is invalid.
Discussion
This error occurs because IIS 8 has Windows Authentication locked by default. Additional steps are required to unlock.
Workaround
To unlock Windows Authentication perform the following steps:1. Open Internet Information Services (IIS) Manager.
2. Expand the Sites group under the computer name and then select Default Web Site. The Default Web Site Home view opens.
![IIS](/legacyfs/online/sf/05T16000005EEXHEA4_aes_01.png)
3. In the middle pane, under Management, double click Configuration Editor. The Configuration Editor view opens.
4. In the Section drop down list, select the following:
system.webServer/security/authentication/windowsAuthentication
5. In the Actions pane, under Section, click Unlock Section.
![IIS](/legacyfs/online/sf/05T16000005EEXWEA4_aes_02.png)
6. Close IIS Manager.
7. Perform an IIS reset.