Forbidden Directory, Listing Denied Error code 403.14 to fix this issue please check the following article on my blog http://itcalls.blogspot.com/2013/03/uag-2010-portal-error-40314-after.html
The File access application failed to start after the apply of UAG SP3 due to abug in the SP3, to fix it please check the following article on my blog http://itcalls.blogspot.com/2013/03/uag-2010-file-access-application-fails.html
Hopefully this will help anyone installing the UAG 2010 SP3.
Balaji M Kundalam edited Revision 1. Comment: Typography - minor edit
Maheshkumar S Tiwari edited Original. Comment: Added Tag