grub rescue with dual boot 14.04











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I have dual booted Ubuntu from a usb. I installed it, and at first it was going slow. I then rebooted the whole system and tried to log in. again, was moving slow (move mouse and cursor would lag about 10 seconds before moving. Now, I get the grub rescue- no partition found, and when I boot from usb to try Ubuntu, it moves slow and I cannot do anything. how do I get windows back, and save my computer. "windows 7 dual booted with latest Ubuntu 14 lts.










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    up vote
    -1
    down vote

    favorite












    I have dual booted Ubuntu from a usb. I installed it, and at first it was going slow. I then rebooted the whole system and tried to log in. again, was moving slow (move mouse and cursor would lag about 10 seconds before moving. Now, I get the grub rescue- no partition found, and when I boot from usb to try Ubuntu, it moves slow and I cannot do anything. how do I get windows back, and save my computer. "windows 7 dual booted with latest Ubuntu 14 lts.










    share|improve this question
























      up vote
      -1
      down vote

      favorite









      up vote
      -1
      down vote

      favorite











      I have dual booted Ubuntu from a usb. I installed it, and at first it was going slow. I then rebooted the whole system and tried to log in. again, was moving slow (move mouse and cursor would lag about 10 seconds before moving. Now, I get the grub rescue- no partition found, and when I boot from usb to try Ubuntu, it moves slow and I cannot do anything. how do I get windows back, and save my computer. "windows 7 dual booted with latest Ubuntu 14 lts.










      share|improve this question













      I have dual booted Ubuntu from a usb. I installed it, and at first it was going slow. I then rebooted the whole system and tried to log in. again, was moving slow (move mouse and cursor would lag about 10 seconds before moving. Now, I get the grub rescue- no partition found, and when I boot from usb to try Ubuntu, it moves slow and I cannot do anything. how do I get windows back, and save my computer. "windows 7 dual booted with latest Ubuntu 14 lts.







      dual-boot grub2






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      asked Nov 3 '14 at 13:20









      zeke baker

      112




      112






















          1 Answer
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          If the problem occurs when the Boot, probably it will present the rescue boot, if so try the following:
          Run the ls command,




          ls




          will appear:



           (hd0) (hd0, m ..) (hd0, ....) etc.


          With this information, you will execute the command:




          ls (hd0)




          If you see the error message unknown filesystem, do the same command by:




          ls (hd0,1)




          If you continue giving error, continue changing the number after the comma (hd0,2 ...) until:



           ./ ../ / Lost + found / selinux etc / media / ...


          And so it goes.



          Let's imagine that our file system is on the partition hd0,2. Give a Enter and we will begin to correct the error.



          Enter the following commands:




          set prefix = (hd0,2) / boot / grub # Hit enter



          set root = (hd0,2)



          insmod (hd0,2) # If /boot/grub/i386-pc/linux.mod der error, take the i386-pc leave like this: ... / grub / linux.mod



          linux / vmlinuz root = / dev / sda2 ro # If yours is, for example, (hd0,3) is your sda3. Detail: the ro is part of the command.



          initrd /initrd.img



          boot




          After all the above process, to boot the system, please administrator mode and run the command:




          $ sudo apt-get install --reinstall grub




          Reinstalling GRUB, your problem will be solved completely.



          Then install the Grub Customizer




          sudo add-apt-repository ppa: danielrichter2007 / grub-customizer



          sudo apt-get update



          sudo apt-get install grub-customizer




          It's pretty intuitive to organize your boot



          Regards






          share|improve this answer





















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            up vote
            0
            down vote













            If the problem occurs when the Boot, probably it will present the rescue boot, if so try the following:
            Run the ls command,




            ls




            will appear:



             (hd0) (hd0, m ..) (hd0, ....) etc.


            With this information, you will execute the command:




            ls (hd0)




            If you see the error message unknown filesystem, do the same command by:




            ls (hd0,1)




            If you continue giving error, continue changing the number after the comma (hd0,2 ...) until:



             ./ ../ / Lost + found / selinux etc / media / ...


            And so it goes.



            Let's imagine that our file system is on the partition hd0,2. Give a Enter and we will begin to correct the error.



            Enter the following commands:




            set prefix = (hd0,2) / boot / grub # Hit enter



            set root = (hd0,2)



            insmod (hd0,2) # If /boot/grub/i386-pc/linux.mod der error, take the i386-pc leave like this: ... / grub / linux.mod



            linux / vmlinuz root = / dev / sda2 ro # If yours is, for example, (hd0,3) is your sda3. Detail: the ro is part of the command.



            initrd /initrd.img



            boot




            After all the above process, to boot the system, please administrator mode and run the command:




            $ sudo apt-get install --reinstall grub




            Reinstalling GRUB, your problem will be solved completely.



            Then install the Grub Customizer




            sudo add-apt-repository ppa: danielrichter2007 / grub-customizer



            sudo apt-get update



            sudo apt-get install grub-customizer




            It's pretty intuitive to organize your boot



            Regards






            share|improve this answer

























              up vote
              0
              down vote













              If the problem occurs when the Boot, probably it will present the rescue boot, if so try the following:
              Run the ls command,




              ls




              will appear:



               (hd0) (hd0, m ..) (hd0, ....) etc.


              With this information, you will execute the command:




              ls (hd0)




              If you see the error message unknown filesystem, do the same command by:




              ls (hd0,1)




              If you continue giving error, continue changing the number after the comma (hd0,2 ...) until:



               ./ ../ / Lost + found / selinux etc / media / ...


              And so it goes.



              Let's imagine that our file system is on the partition hd0,2. Give a Enter and we will begin to correct the error.



              Enter the following commands:




              set prefix = (hd0,2) / boot / grub # Hit enter



              set root = (hd0,2)



              insmod (hd0,2) # If /boot/grub/i386-pc/linux.mod der error, take the i386-pc leave like this: ... / grub / linux.mod



              linux / vmlinuz root = / dev / sda2 ro # If yours is, for example, (hd0,3) is your sda3. Detail: the ro is part of the command.



              initrd /initrd.img



              boot




              After all the above process, to boot the system, please administrator mode and run the command:




              $ sudo apt-get install --reinstall grub




              Reinstalling GRUB, your problem will be solved completely.



              Then install the Grub Customizer




              sudo add-apt-repository ppa: danielrichter2007 / grub-customizer



              sudo apt-get update



              sudo apt-get install grub-customizer




              It's pretty intuitive to organize your boot



              Regards






              share|improve this answer























                up vote
                0
                down vote










                up vote
                0
                down vote









                If the problem occurs when the Boot, probably it will present the rescue boot, if so try the following:
                Run the ls command,




                ls




                will appear:



                 (hd0) (hd0, m ..) (hd0, ....) etc.


                With this information, you will execute the command:




                ls (hd0)




                If you see the error message unknown filesystem, do the same command by:




                ls (hd0,1)




                If you continue giving error, continue changing the number after the comma (hd0,2 ...) until:



                 ./ ../ / Lost + found / selinux etc / media / ...


                And so it goes.



                Let's imagine that our file system is on the partition hd0,2. Give a Enter and we will begin to correct the error.



                Enter the following commands:




                set prefix = (hd0,2) / boot / grub # Hit enter



                set root = (hd0,2)



                insmod (hd0,2) # If /boot/grub/i386-pc/linux.mod der error, take the i386-pc leave like this: ... / grub / linux.mod



                linux / vmlinuz root = / dev / sda2 ro # If yours is, for example, (hd0,3) is your sda3. Detail: the ro is part of the command.



                initrd /initrd.img



                boot




                After all the above process, to boot the system, please administrator mode and run the command:




                $ sudo apt-get install --reinstall grub




                Reinstalling GRUB, your problem will be solved completely.



                Then install the Grub Customizer




                sudo add-apt-repository ppa: danielrichter2007 / grub-customizer



                sudo apt-get update



                sudo apt-get install grub-customizer




                It's pretty intuitive to organize your boot



                Regards






                share|improve this answer












                If the problem occurs when the Boot, probably it will present the rescue boot, if so try the following:
                Run the ls command,




                ls




                will appear:



                 (hd0) (hd0, m ..) (hd0, ....) etc.


                With this information, you will execute the command:




                ls (hd0)




                If you see the error message unknown filesystem, do the same command by:




                ls (hd0,1)




                If you continue giving error, continue changing the number after the comma (hd0,2 ...) until:



                 ./ ../ / Lost + found / selinux etc / media / ...


                And so it goes.



                Let's imagine that our file system is on the partition hd0,2. Give a Enter and we will begin to correct the error.



                Enter the following commands:




                set prefix = (hd0,2) / boot / grub # Hit enter



                set root = (hd0,2)



                insmod (hd0,2) # If /boot/grub/i386-pc/linux.mod der error, take the i386-pc leave like this: ... / grub / linux.mod



                linux / vmlinuz root = / dev / sda2 ro # If yours is, for example, (hd0,3) is your sda3. Detail: the ro is part of the command.



                initrd /initrd.img



                boot




                After all the above process, to boot the system, please administrator mode and run the command:




                $ sudo apt-get install --reinstall grub




                Reinstalling GRUB, your problem will be solved completely.



                Then install the Grub Customizer




                sudo add-apt-repository ppa: danielrichter2007 / grub-customizer



                sudo apt-get update



                sudo apt-get install grub-customizer




                It's pretty intuitive to organize your boot



                Regards







                share|improve this answer












                share|improve this answer



                share|improve this answer










                answered Nov 29 '14 at 22:15









                Giba

                63




                63






























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