What is the cause of the following failure to load the intel driver: (II) LoadModule: "intel" (II) Loading /usr/lib/xorg/modules/drivers/intel_drv.so dlopen: /usr/lib/xorg/modules/drivers/intel_drv.so: undefined symbol: RegionEmptyData (EE) Failed to load /usr/lib/xorg/modules/drivers/intel_drv.so (II) UnloadModule: "intel" (EE) Failed to load module "intel" (loader failed, 7) xorg-x11-drv-intel-2.17.0 on a centos 6.1 system. Bob T.