Unable to start GUI with Xorg logs "Failed to load module xx (module requirement mismatch, 0)"
Issue
- Unable to start Graphical user interface after reboot.
- X server is not starting on RHEL6 after recent package update.
- Xorg logs show message about module mismatch.
# cat /var/log/xorg.*.log
[..]
[ 26.650] (II) LoadModule: "fbdev"
[ 26.650] (II) Loading /usr/lib64/xorg/modules/drivers/fbdev_drv.so
[ 26.650] (II) Module fbdev: vendor="X.Org Foundation"
[ 26.650] compiled for 1.7.7, module version = 0.4.2
[ 26.650] ABI class: X.Org Video Driver, version 6.0
[ 26.650] (EE) module ABI major version (6) doesn't match the server's version (13)
[ 26.650] (II) UnloadModule: "fbdev"
[ 26.650] (II) Unloading fbdev
[ 26.650] (EE) Failed to load module "fbdev" (module requirement mismatch, 0)
[ 26.654]
Fatal server error:
[ 26.654] no screens found
[ 26.654] (EE)
Or
# cat /var/log/xorg.*.log
Loading extension GLX
(EE) module ABI major version (6) doesn't match the server's version (15)
(EE) module ABI major version (6) doesn't match the server's version (15)
[ 3237.101] (EE) module ABI major version (6) doesn't match the server's version (15)
[ 3237.101] (II) UnloadModule: "vesa"
[ 3237.101] (II) Unloading vesa
[ 3237.101] (EE) Failed to load module "vesa" (module requirement mismatch, 0)
[ 3237.101] (II) modesetting: Driver for Modesetting Kernel Drivers: kms
[ 3237.101] (--) using VT number 7
[ 3237.104] (EE) open /dev/dri/card0: No such file or directory
[ 3237.104] (WW) Falling back to old probe method for modesetting
[ 3237.104] (EE) open /dev/dri/card0: No such file or directory
[ 3237.104] (EE) Screen 0 deleted because of no matching config section.
[ 3237.104] (II) UnloadModule: "modesetting"
[ 3237.104] (EE) Device(s) detected, but none match those in the config file.
[ 3237.104] (EE)
Fatal server error:
[ 3237.104] (EE) no screens found(EE)
Environment
- Red Hat Enterprise Linux 6
- Xorg packages.
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