Ubuntu is unbootable after upgrade to 18.04, can only access Windows 10. How can I reinstall Ubuntu without...











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I was using Ubuntu 16.04 on a dual-boot computer, fortunately.



I attempted to upgrade from 16.04 to 18.04. Now my computer freezes during the boot-up procedure. There screen fills up with lines of code, then stops. I can't get it to do anything else. Therefore I have to boot to Windows 10.



It appears I will have to replace the entire Ubuntu partition. The question is how to do that without losing all my files and pictures.



Anyone have any ideas?










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  • 7




    You should not even be upgrading unless you have both Windows & Ubuntu data fully backed up. Hard drives fail, users make mistakes & upgrades do not always work. If you want to attempt repair post link from Boot-Repair's report. Or reinstall only with Something Else using same / (root) & /home partitions. Post the link to the Create BootInfo summary report. Is part of Boot-Repair: help.ubuntu.com/community/Boot-Info
    – oldfred
    Aug 17 at 21:33






  • 1




    Possible duplicate of How to reinstall Ubuntu in while having dual boot Ubuntu and windows 10?
    – karel
    Aug 18 at 8:34






  • 1




    Possible duplicate of My computer boots to a black screen, what options do I have to fix it?
    – N0rbert
    Aug 18 at 8:59















up vote
1
down vote

favorite












I was using Ubuntu 16.04 on a dual-boot computer, fortunately.



I attempted to upgrade from 16.04 to 18.04. Now my computer freezes during the boot-up procedure. There screen fills up with lines of code, then stops. I can't get it to do anything else. Therefore I have to boot to Windows 10.



It appears I will have to replace the entire Ubuntu partition. The question is how to do that without losing all my files and pictures.



Anyone have any ideas?










share|improve this question




















  • 7




    You should not even be upgrading unless you have both Windows & Ubuntu data fully backed up. Hard drives fail, users make mistakes & upgrades do not always work. If you want to attempt repair post link from Boot-Repair's report. Or reinstall only with Something Else using same / (root) & /home partitions. Post the link to the Create BootInfo summary report. Is part of Boot-Repair: help.ubuntu.com/community/Boot-Info
    – oldfred
    Aug 17 at 21:33






  • 1




    Possible duplicate of How to reinstall Ubuntu in while having dual boot Ubuntu and windows 10?
    – karel
    Aug 18 at 8:34






  • 1




    Possible duplicate of My computer boots to a black screen, what options do I have to fix it?
    – N0rbert
    Aug 18 at 8:59













up vote
1
down vote

favorite









up vote
1
down vote

favorite











I was using Ubuntu 16.04 on a dual-boot computer, fortunately.



I attempted to upgrade from 16.04 to 18.04. Now my computer freezes during the boot-up procedure. There screen fills up with lines of code, then stops. I can't get it to do anything else. Therefore I have to boot to Windows 10.



It appears I will have to replace the entire Ubuntu partition. The question is how to do that without losing all my files and pictures.



Anyone have any ideas?










share|improve this question















I was using Ubuntu 16.04 on a dual-boot computer, fortunately.



I attempted to upgrade from 16.04 to 18.04. Now my computer freezes during the boot-up procedure. There screen fills up with lines of code, then stops. I can't get it to do anything else. Therefore I have to boot to Windows 10.



It appears I will have to replace the entire Ubuntu partition. The question is how to do that without losing all my files and pictures.



Anyone have any ideas?







16.04 dual-boot system-installation 18.04 upgrade






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share|improve this question













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share|improve this question








edited Nov 12 at 18:17









Zanna

48.8k13123233




48.8k13123233










asked Aug 17 at 21:27









Fold1967

61




61








  • 7




    You should not even be upgrading unless you have both Windows & Ubuntu data fully backed up. Hard drives fail, users make mistakes & upgrades do not always work. If you want to attempt repair post link from Boot-Repair's report. Or reinstall only with Something Else using same / (root) & /home partitions. Post the link to the Create BootInfo summary report. Is part of Boot-Repair: help.ubuntu.com/community/Boot-Info
    – oldfred
    Aug 17 at 21:33






  • 1




    Possible duplicate of How to reinstall Ubuntu in while having dual boot Ubuntu and windows 10?
    – karel
    Aug 18 at 8:34






  • 1




    Possible duplicate of My computer boots to a black screen, what options do I have to fix it?
    – N0rbert
    Aug 18 at 8:59














  • 7




    You should not even be upgrading unless you have both Windows & Ubuntu data fully backed up. Hard drives fail, users make mistakes & upgrades do not always work. If you want to attempt repair post link from Boot-Repair's report. Or reinstall only with Something Else using same / (root) & /home partitions. Post the link to the Create BootInfo summary report. Is part of Boot-Repair: help.ubuntu.com/community/Boot-Info
    – oldfred
    Aug 17 at 21:33






  • 1




    Possible duplicate of How to reinstall Ubuntu in while having dual boot Ubuntu and windows 10?
    – karel
    Aug 18 at 8:34






  • 1




    Possible duplicate of My computer boots to a black screen, what options do I have to fix it?
    – N0rbert
    Aug 18 at 8:59








7




7




You should not even be upgrading unless you have both Windows & Ubuntu data fully backed up. Hard drives fail, users make mistakes & upgrades do not always work. If you want to attempt repair post link from Boot-Repair's report. Or reinstall only with Something Else using same / (root) & /home partitions. Post the link to the Create BootInfo summary report. Is part of Boot-Repair: help.ubuntu.com/community/Boot-Info
– oldfred
Aug 17 at 21:33




You should not even be upgrading unless you have both Windows & Ubuntu data fully backed up. Hard drives fail, users make mistakes & upgrades do not always work. If you want to attempt repair post link from Boot-Repair's report. Or reinstall only with Something Else using same / (root) & /home partitions. Post the link to the Create BootInfo summary report. Is part of Boot-Repair: help.ubuntu.com/community/Boot-Info
– oldfred
Aug 17 at 21:33




1




1




Possible duplicate of How to reinstall Ubuntu in while having dual boot Ubuntu and windows 10?
– karel
Aug 18 at 8:34




Possible duplicate of How to reinstall Ubuntu in while having dual boot Ubuntu and windows 10?
– karel
Aug 18 at 8:34




1




1




Possible duplicate of My computer boots to a black screen, what options do I have to fix it?
– N0rbert
Aug 18 at 8:59




Possible duplicate of My computer boots to a black screen, what options do I have to fix it?
– N0rbert
Aug 18 at 8:59










2 Answers
2






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up vote
1
down vote













You need to acces to your Ubuntu user files from Windows. The problem is that natively Windows do not support EXT(N) filesystem, so you need a third-party software.



I recomend Linux Reader (I had problems with the most popular Ext2Read)



Linux Reader Window



There you can acces to your /home directory and save all your files selecting the "save" option:



Save



After that you can wipe the Ubuntu partition and do a clean install of Ubuntu 18.04. You better install it with a separated partition for your home directory so you don't have to do this again...






share|improve this answer




























    up vote
    1
    down vote














    • Using an Ubuntu Live USB you should have full access to all your files and folders on the Ubuntu partition and can copy them to another USB stick, external Hard Drive or possibly even to your Windows filesystem.




    You might want to check that 'fast startup' is off in Windows 10 (it puts the Windows filesystem in a sort of 'hybrid sleep/hibernation state' which means you can't access the partition from Linux in the normal manner.)



    Fast start-up is handily located in the 'Power Options' section of the 'Control Panel', by clicking 'Choose what the power buttons do', 'Change settings that are currently unavailable' and finally unchecking 'Turn on fast start-up (recommended)'.



    You should be able to save your files to a handy place on the Windows partition if fast start-up isn't active.






    share|improve this answer





















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      2 Answers
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      active

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      2 Answers
      2






      active

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      active

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      up vote
      1
      down vote













      You need to acces to your Ubuntu user files from Windows. The problem is that natively Windows do not support EXT(N) filesystem, so you need a third-party software.



      I recomend Linux Reader (I had problems with the most popular Ext2Read)



      Linux Reader Window



      There you can acces to your /home directory and save all your files selecting the "save" option:



      Save



      After that you can wipe the Ubuntu partition and do a clean install of Ubuntu 18.04. You better install it with a separated partition for your home directory so you don't have to do this again...






      share|improve this answer

























        up vote
        1
        down vote













        You need to acces to your Ubuntu user files from Windows. The problem is that natively Windows do not support EXT(N) filesystem, so you need a third-party software.



        I recomend Linux Reader (I had problems with the most popular Ext2Read)



        Linux Reader Window



        There you can acces to your /home directory and save all your files selecting the "save" option:



        Save



        After that you can wipe the Ubuntu partition and do a clean install of Ubuntu 18.04. You better install it with a separated partition for your home directory so you don't have to do this again...






        share|improve this answer























          up vote
          1
          down vote










          up vote
          1
          down vote









          You need to acces to your Ubuntu user files from Windows. The problem is that natively Windows do not support EXT(N) filesystem, so you need a third-party software.



          I recomend Linux Reader (I had problems with the most popular Ext2Read)



          Linux Reader Window



          There you can acces to your /home directory and save all your files selecting the "save" option:



          Save



          After that you can wipe the Ubuntu partition and do a clean install of Ubuntu 18.04. You better install it with a separated partition for your home directory so you don't have to do this again...






          share|improve this answer












          You need to acces to your Ubuntu user files from Windows. The problem is that natively Windows do not support EXT(N) filesystem, so you need a third-party software.



          I recomend Linux Reader (I had problems with the most popular Ext2Read)



          Linux Reader Window



          There you can acces to your /home directory and save all your files selecting the "save" option:



          Save



          After that you can wipe the Ubuntu partition and do a clean install of Ubuntu 18.04. You better install it with a separated partition for your home directory so you don't have to do this again...







          share|improve this answer












          share|improve this answer



          share|improve this answer










          answered Sep 1 at 14:50









          Felipe Urcelay

          112




          112
























              up vote
              1
              down vote














              • Using an Ubuntu Live USB you should have full access to all your files and folders on the Ubuntu partition and can copy them to another USB stick, external Hard Drive or possibly even to your Windows filesystem.




              You might want to check that 'fast startup' is off in Windows 10 (it puts the Windows filesystem in a sort of 'hybrid sleep/hibernation state' which means you can't access the partition from Linux in the normal manner.)



              Fast start-up is handily located in the 'Power Options' section of the 'Control Panel', by clicking 'Choose what the power buttons do', 'Change settings that are currently unavailable' and finally unchecking 'Turn on fast start-up (recommended)'.



              You should be able to save your files to a handy place on the Windows partition if fast start-up isn't active.






              share|improve this answer

























                up vote
                1
                down vote














                • Using an Ubuntu Live USB you should have full access to all your files and folders on the Ubuntu partition and can copy them to another USB stick, external Hard Drive or possibly even to your Windows filesystem.




                You might want to check that 'fast startup' is off in Windows 10 (it puts the Windows filesystem in a sort of 'hybrid sleep/hibernation state' which means you can't access the partition from Linux in the normal manner.)



                Fast start-up is handily located in the 'Power Options' section of the 'Control Panel', by clicking 'Choose what the power buttons do', 'Change settings that are currently unavailable' and finally unchecking 'Turn on fast start-up (recommended)'.



                You should be able to save your files to a handy place on the Windows partition if fast start-up isn't active.






                share|improve this answer























                  up vote
                  1
                  down vote










                  up vote
                  1
                  down vote










                  • Using an Ubuntu Live USB you should have full access to all your files and folders on the Ubuntu partition and can copy them to another USB stick, external Hard Drive or possibly even to your Windows filesystem.




                  You might want to check that 'fast startup' is off in Windows 10 (it puts the Windows filesystem in a sort of 'hybrid sleep/hibernation state' which means you can't access the partition from Linux in the normal manner.)



                  Fast start-up is handily located in the 'Power Options' section of the 'Control Panel', by clicking 'Choose what the power buttons do', 'Change settings that are currently unavailable' and finally unchecking 'Turn on fast start-up (recommended)'.



                  You should be able to save your files to a handy place on the Windows partition if fast start-up isn't active.






                  share|improve this answer













                  • Using an Ubuntu Live USB you should have full access to all your files and folders on the Ubuntu partition and can copy them to another USB stick, external Hard Drive or possibly even to your Windows filesystem.




                  You might want to check that 'fast startup' is off in Windows 10 (it puts the Windows filesystem in a sort of 'hybrid sleep/hibernation state' which means you can't access the partition from Linux in the normal manner.)



                  Fast start-up is handily located in the 'Power Options' section of the 'Control Panel', by clicking 'Choose what the power buttons do', 'Change settings that are currently unavailable' and finally unchecking 'Turn on fast start-up (recommended)'.



                  You should be able to save your files to a handy place on the Windows partition if fast start-up isn't active.







                  share|improve this answer












                  share|improve this answer



                  share|improve this answer










                  answered Sep 8 at 17:59









                  pHeLiOn

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