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Re: Internal error: couldn't generate list of packages to download

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On 09/26/2020 06:06 AM, The Wanderer wrote:
> On 2020-09-26 at 05:18, Stephen P. Molnar wrote:
>
>> On 09/25/2020 08:53 PM, The Wanderer wrote:
>>
>>> On 2020-09-25 at 07:48, Stephen P. Molnar wrote:
>>>> This morning this resulted in the error
>>>>
>>>> The following partially installed packages will be configured:
> I somehow managed to miss noticing this line before. I think it may be
> the key to resolving the issue; see below.
>
>>>>      brscan4
>>> As I think at least one other person has noted, this does not appear to
>>> be available in the Debian archives, at least not as far as I've managed
>>> to determine.
>> That's correct. It is pat of the Brother Laser Printer driver package.
> Where did that come from? Did it (ever) have a repository configured, or
> was it downloaded as a standalone .deb?
>
>>>> No packages will be installed, upgraded, or removed.
>>>> 0 packages upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
>>>> E: Can't find a source to download version '0.4.8-1' of 'brscan4:amd64'
>>>> After unpacking 0 B will be used.
>>>> E: Can't find a source to download version '0.4.8-1' of 'brscan4:amd64'
>>> To my eye, this looks as if something is telling apt that version
>>> 0.4.8-1 is available somewhere, and the upgrade session is deciding that
>>> it needs to install that version, but then none of the configured
>>> sources include that version (and it's not already cached locally).
>>>
>>> What do
>>>
>>> $ apt-cache policy brscan4
>>> $ apt-cache rdepends brscan4
>>>
>>> say?
>>>
>> Thank you for your reply.
>>
>> comp@AbNormal:~$ apt-cache policy brscan4
>> brscan4:
>>     Installed: 0.4.8-1
>>     Candidate: 0.4.8-1
>>     Version table:
>>    *** 0.4.8-1 100
>>           100 /var/lib/dpkg/status
> That confirms (as I suppose was presumable) that there are no sources
> for *any* version of brscan4 in any configured repository.
>
>> comp@AbNormal:~$ apt-cache rdepends
>> E: No packages found
> Did you leave off the package name from this command?
>
>> Suggestions?
> I think we still don't have enough information to be sure of what's
> going on, but...
>
> Do you still have the .deb for brscan4 0.4.8-1 around?
>
> If so, you could try any or all of:
>
> * Reinstall it with 'dpkg -i /path/to/brscan4_0.4.8-1.deb'. That should
> trigger the package to be configured automatically, and with that
> configuration complete, apt should theoretically no longer think that it
> needs to do anything with this package and therefore no longer see any
> need to download it.
comp@AbNormal:~/Downloads/Brother$ sudo dpkg -i brscan4-0.4.8-1.amd64.deb
(Reading database ... 421150 files and directories currently installed.)
Preparing to unpack brscan4-0.4.8-1.amd64.deb ...
/var/lib/dpkg/info/brscan4.prerm: 3: /var/lib/dpkg/info/brscan4.prerm: 
/opt/brother/scanner/brscan4/setupSaneScan4: not found
/var/lib/dpkg/info/brscan4.prerm: 4: /var/lib/dpkg/info/brscan4.prerm: 
/opt/brother/scanner/brscan4/udev_uninstall.sh: not found
rm: cannot remove '/opt/brother/scanner/brscan4/udev_uninstall.sh': No 
such file or directory
dpkg: warning: old brscan4 package pre-removal script subprocess 
returned error exit status 1
dpkg: trying script from the new package instead ...
/var/lib/dpkg/tmp.ci/prerm: 3: /var/lib/dpkg/tmp.ci/prerm: 
/opt/brother/scanner/brscan4/setupSaneScan4: not found
/var/lib/dpkg/tmp.ci/prerm: 4: /var/lib/dpkg/tmp.ci/prerm: 
/opt/brother/scanner/brscan4/udev_uninstall.sh: not found
rm: cannot remove '/opt/brother/scanner/brscan4/udev_uninstall.sh': No 
such file or directory
dpkg: error processing archive brscan4-0.4.8-1.amd64.deb (--install):
  new brscan4 package pre-removal script subprocess returned error exit 
status 1
This software is based in part on the work of the Independent JPEG Group.
/var/lib/dpkg/info/brscan4.postinst: 18: 
/var/lib/dpkg/info/brscan4.postinst: 
/opt/brother/scanner/brscan4/setupSaneScan4: not found
/var/lib/dpkg/info/brscan4.postinst: 19: 
/var/lib/dpkg/info/brscan4.postinst: 
/opt/brother/scanner/brscan4/udev_config.sh: not found
dpkg: error while cleaning up:
  installed brscan4 package post-installation script subprocess returned 
error exit status 127
Errors were encountered while processing:
  brscan4-0.4.8-1.amd64.deb
comp@AbNormal:~/Downloads/Brother$

>
> * Copy that .deb into /var/cache/apt/archives/ (if it's not already
> there), so that apt might notice that it doesn't need to download it
> because there's already a local copy. (This might need some other
> command to be run in between, but I couldn't say what just offhand.)
I had already copied the .deb to that location.
> * Uninstall brscan4, run the upgrade, then install it again via the same
> reinstall command as suggested above. That both would let you proceed
> with whatever other package upgrades there might be, and should resolve
> the half-configured status.
>
comp@AbNormal:~/Downloads/Brother$ sudo ./uninstaller_brscan4
[sudo] password for comp:
dpkg: error processing package brscan4 (--purge):
  package is in a very bad inconsistent state; you should
  reinstall it before attempting a removal
Errors were encountered while processing:
  brscan4
rm: cannot remove 
'/etc/udev/rules.d/60-brother-libsane-type1-inst.rules': No such file or 
directory

-- 
Stephen P. Molnar, Ph.D.
www.molecular-modeling.net
614.312.7528 (c)
Skype:  smolnar1

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Internal error: couldn't generate list of packages to download "Stephen P. Molnar" <s.molnar@sbcglobal.net> - 2020-09-25 13:50 +0200
  Re: Internal error: couldn't generate list of packages to download Dan Ritter <dsr@randomstring.org> - 2020-09-25 14:50 +0200
    Re: Internal error: couldn't generate list of packages to download "Stephen P. Molnar" <s.molnar@sbcglobal.net> - 2020-09-25 15:10 +0200
      Re: Internal error: couldn't generate list of packages to download Greg Wooledge <wooledg@eeg.ccf.org> - 2020-09-25 15:20 +0200
        Re: Internal error: couldn't generate list of packages to download "Stephen P. Molnar" <s.molnar@sbcglobal.net> - 2020-09-25 15:40 +0200
          Re: Internal error: couldn't generate list of packages to download Andrei POPESCU <andreimpopescu@gmail.com> - 2020-09-25 17:20 +0200
        Re: Internal error: couldn't generate list of packages to download <tomas@tuxteam.de> - 2020-09-26 09:20 +0200
  Re: Internal error: couldn't generate list of packages to download Fabien Roucaute <fabien.roucaute@free.fr> - 2020-09-25 16:50 +0200
  Re: Internal error: couldn't generate list of packages to download Kushal Kumaran <kushal@locationd.net> - 2020-09-26 02:50 +0200
  Re: Internal error: couldn't generate list of packages to download The Wanderer <wanderer@fastmail.fm> - 2020-09-26 03:00 +0200
    Re: Internal error: couldn't generate list of packages to download "Stephen P. Molnar" <s.molnar@sbcglobal.net> - 2020-09-26 11:20 +0200
      Re: Internal error: couldn't generate list of packages to download The Wanderer <wanderer@fastmail.fm> - 2020-09-26 12:10 +0200
        Re: Internal error: couldn't generate list of packages to download "Stephen P. Molnar" <s.molnar@sbcglobal.net> - 2020-09-26 12:30 +0200
        Re: Internal error: couldn't generate list of packages to download "Stephen P. Molnar" <s.molnar@sbcglobal.net> - 2020-09-27 13:40 +0200
          Re: Internal error: couldn't generate list of packages to download Brian <ad44@cityscape.co.uk> - 2020-09-27 15:30 +0200
            Re: Internal error: couldn't generate list of packages to download "Stephen P. Molnar" <s.molnar@sbcglobal.net> - 2020-09-27 17:10 +0200
              Re: Internal error: couldn't generate list of packages to download Brian <ad44@cityscape.co.uk> - 2020-09-27 17:40 +0200
              Re: Internal error: couldn't generate list of packages to download Brian <ad44@cityscape.co.uk> - 2020-09-27 18:50 +0200
                Re: Internal error: couldn't generate list of packages to download "Stephen P. Molnar" <s.molnar@sbcglobal.net> - 2020-09-27 19:10 +0200
                Re: Internal error: couldn't generate list of packages to download Brian <ad44@cityscape.co.uk> - 2020-09-27 19:40 +0200
                Re: Internal error: couldn't generate list of packages to download "Stephen P. Molnar" <s.molnar@sbcglobal.net> - 2020-09-28 15:50 +0200
                Re: Internal error: couldn't generate list of packages to download Kushal Kumaran <kushal@locationd.net> - 2020-09-28 17:00 +0200
                Re: Internal error: couldn't generate list of packages to download Brian <ad44@cityscape.co.uk> - 2020-09-28 19:20 +0200

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