By Torben Hein -Oracle on Dec 19, 2011
Please note that there is no upgrade path from OBIEE 126.96.36.199.0 to OBIEE 188.8.131.52.1 unless you are using Fusion Applications or Financial Management Analytics.
For detailed information, refer to the MOS article:
As this patch ONLY solves problems with these two Bundles there is no need to apply this patch to any stand alone install of OBIEE 184.108.40.206.0 - and according to the KM note it might cause patch conflicts if used outside this topology.
To prevent users from accidentially downloading and installing this patch without advise from Technical Support, the patch has been secured by password.