SYMPTOM:
When trying to enable Anonymous Authentication for Strategy Web application in IIS in Microsoft Windows Server 2008, the below error appears:

Sample Code/Error
There was an error while performing this operation.
Detail:
File name:
\\?\C:\Windows\system32\inetsrv\config\application.config">\\?\C:\Windows\system32\inetsrv\config\application.config
Error: Cannot write configuration file
CAUSE:
Insufficient disk space in local disk (C:\) in Windows server machine.
ACTION:
Free up some space in local disk (C:\) in Windows server machine and perform the configuration again.
Third Party Software WARNING:
The third-party product(s) discussed in this technical note is manufactured by vendors independent of Strategy. Strategy makes no warranty, express, implied or otherwise, regarding this product, including its performance or reliability.