Question I am using 4x K20 in 7047GR-TPRF (X9DRG-QF) but gets the error: !!!!PCI Resource ERROR!!!! PCI OUT OF RESOURCES CONDITION: Error: Insufficient PCI Resources Detected!!! System is running with Insufficient PCI Resources! In order to display this message some PCI devices were set to disabled state! It is strongly recommended to Power Off the system and remove some PCI/PCI Express cards from the system! To continue booting, proceed to Menu Option and select Boot Device or . WARNING: If you choose to continue booting some Operating Systems might not be able to complete boot correctly! Answer Please change your BIOS settings: BIOS > Advanced > PCIe/PCI/PnP Configuration > Above 4G Decoding and set it to Enabled. Was this FAQ helpful? YES      NO Enter Comments Below: Note: Your comments/feedback should be limited to this FAQ only. For technical support, please send an email to support@supermicro.com.  Enter your email address below if you'd like technical support staff to reply:  Please type the Captcha (no space) Q R 6 Q FAQ Stats FAQ ID Related Category / Keyword Date Posted Code 15556 BIOS: - AMI BIOS Peripherals: - AOC - PCI-Expansions (PCI-X, PCI-Express, etc.) - VGA (PCI-e) 02/01/13     Print Answer