** Description changed:

- After I log in blank screen is displayed. When I hit 'Ctrl+Alt+F1' then I get 
the error messages...
- Failed command: Read FPDMA Queued!
+ After I log in, from normal boot, blank screen is displayed. When I hit 
'Ctrl+Alt+F1' then I get the whole list of error messages...
+ Failed command: Read DMA EXT
  
- I 've attached the log.
+ When I select 'Ubuntu .. Recovery Mode' I see the error messages containing..
+ Failed command: Read FPDMA Queued
  
- My motherboard power supply got damaged, I replaced the IC.
- Date was reset to old system date 1/1/2009. 
- After motherboard got power functioning I checked the ubuntu running fine. 
+ My motherboard power supply IC got damaged, I got the IC replaced.
+ Date was reset to old system date 1/1/2009.
+ After motherboard got power functioning I checked the ubuntu running fine.
  I ve reset the BIOS, maybe this is the cause as few settins might have 
changed on my ASUS K55VM machine.
  
  Please help me in fixing the issue.
  
  Thanks & Regards,
  Abhishek
  
  ProblemType: Bug
  DistroRelease: Ubuntu 14.04
  Package: linux-image-3.13.0-32-generic 3.13.0-32.57
  ProcVersionSignature: Ubuntu 3.13.0-32.57-generic 3.13.11.4
  Uname: Linux 3.13.0-32-generic x86_64
  ApportVersion: 2.14.1-0ubuntu3.2
  Architecture: amd64
  AudioDevicesInUse:
-  USER        PID ACCESS COMMAND
-  /dev/snd/controlC0:  ubuntu     2754 F.... pulseaudio
+  USER        PID ACCESS COMMAND
+  /dev/snd/controlC0:  ubuntu     2754 F.... pulseaudio
  CasperVersion: 1.340
  CurrentDesktop: Unity
  Date: Thu Aug 23 08:51:10 2018
  LiveMediaBuild: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2)
  MachineType: ASUSTeK COMPUTER INC. K55VM
  ProcEnviron:
-  TERM=xterm
-  PATH=(custom, no user)
-  XDG_RUNTIME_DIR=<set>
-  LANG=en_US.UTF-8
-  SHELL=/bin/bash
+  TERM=xterm
+  PATH=(custom, no user)
+  XDG_RUNTIME_DIR=<set>
+  LANG=en_US.UTF-8
+  SHELL=/bin/bash
  ProcFB:
-  0 inteldrmfb
-  1 nouveaufb
+  0 inteldrmfb
+  1 nouveaufb
  ProcKernelCmdLine: BOOT_IMAGE=/casper/vmlinuz.efi 
file=/cdrom/preseed/username.seed cdrom-detect/try-usb=true noprompt 
floppy.allowed_drive_mask=0 ignore_uuid boot=casper quiet splash --
  RelatedPackageVersions:
-  linux-restricted-modules-3.13.0-32-generic N/A
-  linux-backports-modules-3.13.0-32-generic  N/A
-  linux-firmware                             1.127.5
+  linux-restricted-modules-3.13.0-32-generic N/A
+  linux-backports-modules-3.13.0-32-generic  N/A
+  linux-firmware                             1.127.5
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 03/13/2012
  dmi.bios.vendor: American Megatrends Inc.
  dmi.bios.version: K55VM.202
  dmi.board.asset.tag: ATN12345678901234567
  dmi.board.name: K55VM
  dmi.board.vendor: ASUSTeK COMPUTER INC.
  dmi.board.version: 1.0
  dmi.chassis.asset.tag: No Asset Tag
  dmi.chassis.type: 10
  dmi.chassis.vendor: ASUSTeK COMPUTER INC.
  dmi.chassis.version: 1.0
  dmi.modalias: 
dmi:bvnAmericanMegatrendsInc.:bvrK55VM.202:bd03/13/2012:svnASUSTeKCOMPUTERINC.:pnK55VM:pvr1.0:rvnASUSTeKCOMPUTERINC.:rnK55VM:rvr1.0:cvnASUSTeKCOMPUTERINC.:ct10:cvr1.0:
  dmi.product.name: K55VM
  dmi.product.version: 1.0
  dmi.sys.vendor: ASUSTeK COMPUTER INC.

** Description changed:

  After I log in, from normal boot, blank screen is displayed. When I hit 
'Ctrl+Alt+F1' then I get the whole list of error messages...
  Failed command: Read DMA EXT
  
  When I select 'Ubuntu .. Recovery Mode' I see the error messages containing..
  Failed command: Read FPDMA Queued
  
  My motherboard power supply IC got damaged, I got the IC replaced.
  Date was reset to old system date 1/1/2009.
  After motherboard got power functioning I checked the ubuntu running fine.
  I ve reset the BIOS, maybe this is the cause as few settins might have 
changed on my ASUS K55VM machine.
+ 
+ This is the grub link : http://paste.ubuntu.com/p/c4ZRM4JDyk/
  
  Please help me in fixing the issue.
  
  Thanks & Regards,
  Abhishek
  
  ProblemType: Bug
  DistroRelease: Ubuntu 14.04
  Package: linux-image-3.13.0-32-generic 3.13.0-32.57
  ProcVersionSignature: Ubuntu 3.13.0-32.57-generic 3.13.11.4
  Uname: Linux 3.13.0-32-generic x86_64
  ApportVersion: 2.14.1-0ubuntu3.2
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  ubuntu     2754 F.... pulseaudio
  CasperVersion: 1.340
  CurrentDesktop: Unity
  Date: Thu Aug 23 08:51:10 2018
  LiveMediaBuild: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2)
  MachineType: ASUSTeK COMPUTER INC. K55VM
  ProcEnviron:
   TERM=xterm
   PATH=(custom, no user)
   XDG_RUNTIME_DIR=<set>
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  ProcFB:
   0 inteldrmfb
   1 nouveaufb
  ProcKernelCmdLine: BOOT_IMAGE=/casper/vmlinuz.efi 
file=/cdrom/preseed/username.seed cdrom-detect/try-usb=true noprompt 
floppy.allowed_drive_mask=0 ignore_uuid boot=casper quiet splash --
  RelatedPackageVersions:
   linux-restricted-modules-3.13.0-32-generic N/A
   linux-backports-modules-3.13.0-32-generic  N/A
   linux-firmware                             1.127.5
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 03/13/2012
  dmi.bios.vendor: American Megatrends Inc.
  dmi.bios.version: K55VM.202
  dmi.board.asset.tag: ATN12345678901234567
  dmi.board.name: K55VM
  dmi.board.vendor: ASUSTeK COMPUTER INC.
  dmi.board.version: 1.0
  dmi.chassis.asset.tag: No Asset Tag
  dmi.chassis.type: 10
  dmi.chassis.vendor: ASUSTeK COMPUTER INC.
  dmi.chassis.version: 1.0
  dmi.modalias: 
dmi:bvnAmericanMegatrendsInc.:bvrK55VM.202:bd03/13/2012:svnASUSTeKCOMPUTERINC.:pnK55VM:pvr1.0:rvnASUSTeKCOMPUTERINC.:rnK55VM:rvr1.0:cvnASUSTeKCOMPUTERINC.:ct10:cvr1.0:
  dmi.product.name: K55VM
  dmi.product.version: 1.0
  dmi.sys.vendor: ASUSTeK COMPUTER INC.

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https://bugs.launchpad.net/bugs/1788581

Title:
  Ubuntu shows blank screen after login

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