hplip 3.16.2: no installed HP device found (while CUPS finds it)












0















I was investigating further an issue already reported here. The problem is: after having upgraded the hplip driver to 3.16.2, the scanner in my all-in-one printer HP Color LaserJet Pro MFP M277dw does not work any longer (while the printer does). Today I found other oddities that seem specific to hplip rather than to sane, whereby this other post.



I use Ubuntu Linux 14.04 LTS. In all that follows the device is connected and powered-on. The hplip page for that device is here.



Evidences



a. Moving on from the sane community page on Ubuntu, I followed the suggestion to run sudo hp-setup. The answer is



warning: CUPSEXT could not be loaded. Please check HPLIP installation.



b. If run hp-doctor, the welcome message is



error: This distro (i.e ubuntu 14.04) is either deprecated or not yet supported.



This sounds utterly odd to me, because the previous hplip did not dare to complain this far of the very same distro. The complete output of hp-doctor is available from here on Paste Ubuntu.



c. Ever more puzzling, if I open the HP device manager, I am presented with the window



enter image description here



which seems a false statement to me, since the device works as a printer at the very least. If I click on Setup device... I get again the same dialogue window. And CUPS on localhost:631 indeed confirms that the printer is there ready to be found, nice and idle.



Questions



Is there a way to have the commands hp-setup and hp-doctor run smoothly so that I can fix the scanner issue down the line?



If not, how do I downgrade the hplip driver to the previous stable version? Installing 3.16.2 has led to more havoc than joy.










share|improve this question
















bumped to the homepage by Community 35 mins ago


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    0















    I was investigating further an issue already reported here. The problem is: after having upgraded the hplip driver to 3.16.2, the scanner in my all-in-one printer HP Color LaserJet Pro MFP M277dw does not work any longer (while the printer does). Today I found other oddities that seem specific to hplip rather than to sane, whereby this other post.



    I use Ubuntu Linux 14.04 LTS. In all that follows the device is connected and powered-on. The hplip page for that device is here.



    Evidences



    a. Moving on from the sane community page on Ubuntu, I followed the suggestion to run sudo hp-setup. The answer is



    warning: CUPSEXT could not be loaded. Please check HPLIP installation.



    b. If run hp-doctor, the welcome message is



    error: This distro (i.e ubuntu 14.04) is either deprecated or not yet supported.



    This sounds utterly odd to me, because the previous hplip did not dare to complain this far of the very same distro. The complete output of hp-doctor is available from here on Paste Ubuntu.



    c. Ever more puzzling, if I open the HP device manager, I am presented with the window



    enter image description here



    which seems a false statement to me, since the device works as a printer at the very least. If I click on Setup device... I get again the same dialogue window. And CUPS on localhost:631 indeed confirms that the printer is there ready to be found, nice and idle.



    Questions



    Is there a way to have the commands hp-setup and hp-doctor run smoothly so that I can fix the scanner issue down the line?



    If not, how do I downgrade the hplip driver to the previous stable version? Installing 3.16.2 has led to more havoc than joy.










    share|improve this question
















    bumped to the homepage by Community 35 mins ago


    This question has answers that may be good or bad; the system has marked it active so that they can be reviewed.


















      0












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      0








      I was investigating further an issue already reported here. The problem is: after having upgraded the hplip driver to 3.16.2, the scanner in my all-in-one printer HP Color LaserJet Pro MFP M277dw does not work any longer (while the printer does). Today I found other oddities that seem specific to hplip rather than to sane, whereby this other post.



      I use Ubuntu Linux 14.04 LTS. In all that follows the device is connected and powered-on. The hplip page for that device is here.



      Evidences



      a. Moving on from the sane community page on Ubuntu, I followed the suggestion to run sudo hp-setup. The answer is



      warning: CUPSEXT could not be loaded. Please check HPLIP installation.



      b. If run hp-doctor, the welcome message is



      error: This distro (i.e ubuntu 14.04) is either deprecated or not yet supported.



      This sounds utterly odd to me, because the previous hplip did not dare to complain this far of the very same distro. The complete output of hp-doctor is available from here on Paste Ubuntu.



      c. Ever more puzzling, if I open the HP device manager, I am presented with the window



      enter image description here



      which seems a false statement to me, since the device works as a printer at the very least. If I click on Setup device... I get again the same dialogue window. And CUPS on localhost:631 indeed confirms that the printer is there ready to be found, nice and idle.



      Questions



      Is there a way to have the commands hp-setup and hp-doctor run smoothly so that I can fix the scanner issue down the line?



      If not, how do I downgrade the hplip driver to the previous stable version? Installing 3.16.2 has led to more havoc than joy.










      share|improve this question
















      I was investigating further an issue already reported here. The problem is: after having upgraded the hplip driver to 3.16.2, the scanner in my all-in-one printer HP Color LaserJet Pro MFP M277dw does not work any longer (while the printer does). Today I found other oddities that seem specific to hplip rather than to sane, whereby this other post.



      I use Ubuntu Linux 14.04 LTS. In all that follows the device is connected and powered-on. The hplip page for that device is here.



      Evidences



      a. Moving on from the sane community page on Ubuntu, I followed the suggestion to run sudo hp-setup. The answer is



      warning: CUPSEXT could not be loaded. Please check HPLIP installation.



      b. If run hp-doctor, the welcome message is



      error: This distro (i.e ubuntu 14.04) is either deprecated or not yet supported.



      This sounds utterly odd to me, because the previous hplip did not dare to complain this far of the very same distro. The complete output of hp-doctor is available from here on Paste Ubuntu.



      c. Ever more puzzling, if I open the HP device manager, I am presented with the window



      enter image description here



      which seems a false statement to me, since the device works as a printer at the very least. If I click on Setup device... I get again the same dialogue window. And CUPS on localhost:631 indeed confirms that the printer is there ready to be found, nice and idle.



      Questions



      Is there a way to have the commands hp-setup and hp-doctor run smoothly so that I can fix the scanner issue down the line?



      If not, how do I downgrade the hplip driver to the previous stable version? Installing 3.16.2 has led to more havoc than joy.







      cups printer scanner sane hplip






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      edited Apr 13 '17 at 12:36









      Community

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      asked Jul 9 '16 at 19:35









      XavierStuvwXavierStuvw

      3991828




      3991828





      bumped to the homepage by Community 35 mins ago


      This question has answers that may be good or bad; the system has marked it active so that they can be reviewed.







      bumped to the homepage by Community 35 mins ago


      This question has answers that may be good or bad; the system has marked it active so that they can be reviewed.
























          1 Answer
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          active

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          0














          The solution to your problem with Ubuntu version 14.04: Upgrade to 16.04 http://releases.ubuntu.com/16.04/






          share|improve this answer


























          • This is a good recommendation, but maybe not an Answer...

            – Jeff Schaller
            Jul 9 '16 at 21:03











          • @jasonryan & sam: I dont understand your reply. XavierStuvw is running and old Ubuntu 14.04. Please explain why it is a bad suggestion to upgrade to 16.04.

            – hschou
            Jul 9 '16 at 21:07











          • @Jeff where is the "recommendation" button?

            – hschou
            Jul 9 '16 at 21:08











          • "Add a comment" under the question

            – Jeff Schaller
            Jul 9 '16 at 21:08











          • I am a bit confused by the answer and comments. Anyhow my preference, for the time being, goes to downgrading hplip rather than upgrading Ubuntu. Thinking abstractly, I see no sound point why a driver should get installed in a OS it is incompatible with. And, if memory serves well, I upgraded hplip following some notification that I trusted to be fool-proof.

            – XavierStuvw
            Jul 10 '16 at 16:48











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          0














          The solution to your problem with Ubuntu version 14.04: Upgrade to 16.04 http://releases.ubuntu.com/16.04/






          share|improve this answer


























          • This is a good recommendation, but maybe not an Answer...

            – Jeff Schaller
            Jul 9 '16 at 21:03











          • @jasonryan & sam: I dont understand your reply. XavierStuvw is running and old Ubuntu 14.04. Please explain why it is a bad suggestion to upgrade to 16.04.

            – hschou
            Jul 9 '16 at 21:07











          • @Jeff where is the "recommendation" button?

            – hschou
            Jul 9 '16 at 21:08











          • "Add a comment" under the question

            – Jeff Schaller
            Jul 9 '16 at 21:08











          • I am a bit confused by the answer and comments. Anyhow my preference, for the time being, goes to downgrading hplip rather than upgrading Ubuntu. Thinking abstractly, I see no sound point why a driver should get installed in a OS it is incompatible with. And, if memory serves well, I upgraded hplip following some notification that I trusted to be fool-proof.

            – XavierStuvw
            Jul 10 '16 at 16:48
















          0














          The solution to your problem with Ubuntu version 14.04: Upgrade to 16.04 http://releases.ubuntu.com/16.04/






          share|improve this answer


























          • This is a good recommendation, but maybe not an Answer...

            – Jeff Schaller
            Jul 9 '16 at 21:03











          • @jasonryan & sam: I dont understand your reply. XavierStuvw is running and old Ubuntu 14.04. Please explain why it is a bad suggestion to upgrade to 16.04.

            – hschou
            Jul 9 '16 at 21:07











          • @Jeff where is the "recommendation" button?

            – hschou
            Jul 9 '16 at 21:08











          • "Add a comment" under the question

            – Jeff Schaller
            Jul 9 '16 at 21:08











          • I am a bit confused by the answer and comments. Anyhow my preference, for the time being, goes to downgrading hplip rather than upgrading Ubuntu. Thinking abstractly, I see no sound point why a driver should get installed in a OS it is incompatible with. And, if memory serves well, I upgraded hplip following some notification that I trusted to be fool-proof.

            – XavierStuvw
            Jul 10 '16 at 16:48














          0












          0








          0







          The solution to your problem with Ubuntu version 14.04: Upgrade to 16.04 http://releases.ubuntu.com/16.04/






          share|improve this answer















          The solution to your problem with Ubuntu version 14.04: Upgrade to 16.04 http://releases.ubuntu.com/16.04/







          share|improve this answer














          share|improve this answer



          share|improve this answer








          edited Jul 9 '16 at 21:11

























          answered Jul 9 '16 at 19:51









          hschouhschou

          2,206611




          2,206611













          • This is a good recommendation, but maybe not an Answer...

            – Jeff Schaller
            Jul 9 '16 at 21:03











          • @jasonryan & sam: I dont understand your reply. XavierStuvw is running and old Ubuntu 14.04. Please explain why it is a bad suggestion to upgrade to 16.04.

            – hschou
            Jul 9 '16 at 21:07











          • @Jeff where is the "recommendation" button?

            – hschou
            Jul 9 '16 at 21:08











          • "Add a comment" under the question

            – Jeff Schaller
            Jul 9 '16 at 21:08











          • I am a bit confused by the answer and comments. Anyhow my preference, for the time being, goes to downgrading hplip rather than upgrading Ubuntu. Thinking abstractly, I see no sound point why a driver should get installed in a OS it is incompatible with. And, if memory serves well, I upgraded hplip following some notification that I trusted to be fool-proof.

            – XavierStuvw
            Jul 10 '16 at 16:48



















          • This is a good recommendation, but maybe not an Answer...

            – Jeff Schaller
            Jul 9 '16 at 21:03











          • @jasonryan & sam: I dont understand your reply. XavierStuvw is running and old Ubuntu 14.04. Please explain why it is a bad suggestion to upgrade to 16.04.

            – hschou
            Jul 9 '16 at 21:07











          • @Jeff where is the "recommendation" button?

            – hschou
            Jul 9 '16 at 21:08











          • "Add a comment" under the question

            – Jeff Schaller
            Jul 9 '16 at 21:08











          • I am a bit confused by the answer and comments. Anyhow my preference, for the time being, goes to downgrading hplip rather than upgrading Ubuntu. Thinking abstractly, I see no sound point why a driver should get installed in a OS it is incompatible with. And, if memory serves well, I upgraded hplip following some notification that I trusted to be fool-proof.

            – XavierStuvw
            Jul 10 '16 at 16:48

















          This is a good recommendation, but maybe not an Answer...

          – Jeff Schaller
          Jul 9 '16 at 21:03





          This is a good recommendation, but maybe not an Answer...

          – Jeff Schaller
          Jul 9 '16 at 21:03













          @jasonryan & sam: I dont understand your reply. XavierStuvw is running and old Ubuntu 14.04. Please explain why it is a bad suggestion to upgrade to 16.04.

          – hschou
          Jul 9 '16 at 21:07





          @jasonryan & sam: I dont understand your reply. XavierStuvw is running and old Ubuntu 14.04. Please explain why it is a bad suggestion to upgrade to 16.04.

          – hschou
          Jul 9 '16 at 21:07













          @Jeff where is the "recommendation" button?

          – hschou
          Jul 9 '16 at 21:08





          @Jeff where is the "recommendation" button?

          – hschou
          Jul 9 '16 at 21:08













          "Add a comment" under the question

          – Jeff Schaller
          Jul 9 '16 at 21:08





          "Add a comment" under the question

          – Jeff Schaller
          Jul 9 '16 at 21:08













          I am a bit confused by the answer and comments. Anyhow my preference, for the time being, goes to downgrading hplip rather than upgrading Ubuntu. Thinking abstractly, I see no sound point why a driver should get installed in a OS it is incompatible with. And, if memory serves well, I upgraded hplip following some notification that I trusted to be fool-proof.

          – XavierStuvw
          Jul 10 '16 at 16:48





          I am a bit confused by the answer and comments. Anyhow my preference, for the time being, goes to downgrading hplip rather than upgrading Ubuntu. Thinking abstractly, I see no sound point why a driver should get installed in a OS it is incompatible with. And, if memory serves well, I upgraded hplip following some notification that I trusted to be fool-proof.

          – XavierStuvw
          Jul 10 '16 at 16:48


















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