Problem in Kubuntu while installing files… How to solve? E: Sub-process /usr/bin/dpkg returned an error...












0















sudo apt install adobe-flashplugin
Reading package lists... Done
Building dependency tree
Reading state information... Done
adobe-flashplugin is already the newest version (1:20190212.1-0ubuntu0.18.10.1).
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
1 not fully installed or removed.
After this operation, 0 B of additional disk space will be used.
Do you want to continue? [Y/n] y
Setting up grub-efi-amd64-signed (1.110.2+2.02+dfsg1-5ubuntu8.2) ...
Installing for x86_64-efi platform.
Could not prepare Boot variable: Invalid argument
grub-install: error: efibootmgr failed to register the boot entry: Input/output error.
dpkg: error processing package grub-efi-amd64-signed (--configure):
installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 1
Errors were encountered while processing:
grub-efi-amd64-signed
E: Sub-process /usr/bin/dpkg returned an error code (1)






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    sudo apt install adobe-flashplugin
    Reading package lists... Done
    Building dependency tree
    Reading state information... Done
    adobe-flashplugin is already the newest version (1:20190212.1-0ubuntu0.18.10.1).
    0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
    1 not fully installed or removed.
    After this operation, 0 B of additional disk space will be used.
    Do you want to continue? [Y/n] y
    Setting up grub-efi-amd64-signed (1.110.2+2.02+dfsg1-5ubuntu8.2) ...
    Installing for x86_64-efi platform.
    Could not prepare Boot variable: Invalid argument
    grub-install: error: efibootmgr failed to register the boot entry: Input/output error.
    dpkg: error processing package grub-efi-amd64-signed (--configure):
    installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 1
    Errors were encountered while processing:
    grub-efi-amd64-signed
    E: Sub-process /usr/bin/dpkg returned an error code (1)






    ##










    share|improve this question









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    Saugat Baral is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
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      0








      sudo apt install adobe-flashplugin
      Reading package lists... Done
      Building dependency tree
      Reading state information... Done
      adobe-flashplugin is already the newest version (1:20190212.1-0ubuntu0.18.10.1).
      0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
      1 not fully installed or removed.
      After this operation, 0 B of additional disk space will be used.
      Do you want to continue? [Y/n] y
      Setting up grub-efi-amd64-signed (1.110.2+2.02+dfsg1-5ubuntu8.2) ...
      Installing for x86_64-efi platform.
      Could not prepare Boot variable: Invalid argument
      grub-install: error: efibootmgr failed to register the boot entry: Input/output error.
      dpkg: error processing package grub-efi-amd64-signed (--configure):
      installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 1
      Errors were encountered while processing:
      grub-efi-amd64-signed
      E: Sub-process /usr/bin/dpkg returned an error code (1)






      ##










      share|improve this question









      New contributor




      Saugat Baral is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.












      sudo apt install adobe-flashplugin
      Reading package lists... Done
      Building dependency tree
      Reading state information... Done
      adobe-flashplugin is already the newest version (1:20190212.1-0ubuntu0.18.10.1).
      0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
      1 not fully installed or removed.
      After this operation, 0 B of additional disk space will be used.
      Do you want to continue? [Y/n] y
      Setting up grub-efi-amd64-signed (1.110.2+2.02+dfsg1-5ubuntu8.2) ...
      Installing for x86_64-efi platform.
      Could not prepare Boot variable: Invalid argument
      grub-install: error: efibootmgr failed to register the boot entry: Input/output error.
      dpkg: error processing package grub-efi-amd64-signed (--configure):
      installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 1
      Errors were encountered while processing:
      grub-efi-amd64-signed
      E: Sub-process /usr/bin/dpkg returned an error code (1)






      ##







      grub kubuntu






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      edited 12 mins ago









      filbranden

      9,97621645




      9,97621645






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      asked 15 mins ago









      Saugat BaralSaugat Baral

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      11




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      New contributor





      Saugat Baral is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
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