I've tried creating a new session and no congratulatory message shows up that OBSE has been successfully installed. I get an error on the logs stating the save file doesn't exist but the savefile loads. I tried removing Windows UAC and turning off my firewall completely (no antivirus installed, only Windows Defender) I have tried launching both the Oblivion.exe file independently and from within my Steam library I have Steam overlay active and running properly on the game. dll files to the installation folder and the OBSE folder to the Data folder with the. For probably the billionth time with people trying to play Oblivion, I have tried everything from 8-year-old forum posts to more recent threads and I have not found a solution to my problem: