error: can't find command 'export_symbol'












0















i have a dual boot system with windows10 and ubuntu 16.04
last time I work with ubuntu, system do not get shutdown and a black screen was shown I wait few minutes but it was still showing
I restart computer using restart key, but grub bootloader did't show up, first this message was shown repetedly:



error: can't find command 'export_symbol'


and next this



error: can't find command 'export_symbol_GPL'


and after a few seconds the black screen of grub appeared



dose enyone knows what is the problem??










share|improve this question





























    0















    i have a dual boot system with windows10 and ubuntu 16.04
    last time I work with ubuntu, system do not get shutdown and a black screen was shown I wait few minutes but it was still showing
    I restart computer using restart key, but grub bootloader did't show up, first this message was shown repetedly:



    error: can't find command 'export_symbol'


    and next this



    error: can't find command 'export_symbol_GPL'


    and after a few seconds the black screen of grub appeared



    dose enyone knows what is the problem??










    share|improve this question



























      0












      0








      0








      i have a dual boot system with windows10 and ubuntu 16.04
      last time I work with ubuntu, system do not get shutdown and a black screen was shown I wait few minutes but it was still showing
      I restart computer using restart key, but grub bootloader did't show up, first this message was shown repetedly:



      error: can't find command 'export_symbol'


      and next this



      error: can't find command 'export_symbol_GPL'


      and after a few seconds the black screen of grub appeared



      dose enyone knows what is the problem??










      share|improve this question
















      i have a dual boot system with windows10 and ubuntu 16.04
      last time I work with ubuntu, system do not get shutdown and a black screen was shown I wait few minutes but it was still showing
      I restart computer using restart key, but grub bootloader did't show up, first this message was shown repetedly:



      error: can't find command 'export_symbol'


      and next this



      error: can't find command 'export_symbol_GPL'


      and after a few seconds the black screen of grub appeared



      dose enyone knows what is the problem??







      dual-boot grub2






      share|improve this question















      share|improve this question













      share|improve this question




      share|improve this question








      edited Feb 11 at 18:57







      b.abbs

















      asked Feb 11 at 18:52









      b.abbsb.abbs

      63




      63






















          0






          active

          oldest

          votes











          Your Answer








          StackExchange.ready(function() {
          var channelOptions = {
          tags: "".split(" "),
          id: "89"
          };
          initTagRenderer("".split(" "), "".split(" "), channelOptions);

          StackExchange.using("externalEditor", function() {
          // Have to fire editor after snippets, if snippets enabled
          if (StackExchange.settings.snippets.snippetsEnabled) {
          StackExchange.using("snippets", function() {
          createEditor();
          });
          }
          else {
          createEditor();
          }
          });

          function createEditor() {
          StackExchange.prepareEditor({
          heartbeatType: 'answer',
          autoActivateHeartbeat: false,
          convertImagesToLinks: true,
          noModals: true,
          showLowRepImageUploadWarning: true,
          reputationToPostImages: 10,
          bindNavPrevention: true,
          postfix: "",
          imageUploader: {
          brandingHtml: "Powered by u003ca class="icon-imgur-white" href="https://imgur.com/"u003eu003c/au003e",
          contentPolicyHtml: "User contributions licensed under u003ca href="https://creativecommons.org/licenses/by-sa/3.0/"u003ecc by-sa 3.0 with attribution requiredu003c/au003e u003ca href="https://stackoverflow.com/legal/content-policy"u003e(content policy)u003c/au003e",
          allowUrls: true
          },
          onDemand: true,
          discardSelector: ".discard-answer"
          ,immediatelyShowMarkdownHelp:true
          });


          }
          });














          draft saved

          draft discarded


















          StackExchange.ready(
          function () {
          StackExchange.openid.initPostLogin('.new-post-login', 'https%3a%2f%2faskubuntu.com%2fquestions%2f1117456%2ferror-cant-find-command-export-symbol%23new-answer', 'question_page');
          }
          );

          Post as a guest















          Required, but never shown

























          0






          active

          oldest

          votes








          0






          active

          oldest

          votes









          active

          oldest

          votes






          active

          oldest

          votes
















          draft saved

          draft discarded




















































          Thanks for contributing an answer to Ask Ubuntu!


          • Please be sure to answer the question. Provide details and share your research!

          But avoid



          • Asking for help, clarification, or responding to other answers.

          • Making statements based on opinion; back them up with references or personal experience.


          To learn more, see our tips on writing great answers.




          draft saved


          draft discarded














          StackExchange.ready(
          function () {
          StackExchange.openid.initPostLogin('.new-post-login', 'https%3a%2f%2faskubuntu.com%2fquestions%2f1117456%2ferror-cant-find-command-export-symbol%23new-answer', 'question_page');
          }
          );

          Post as a guest















          Required, but never shown





















































          Required, but never shown














          Required, but never shown












          Required, but never shown







          Required, but never shown

































          Required, but never shown














          Required, but never shown












          Required, but never shown







          Required, but never shown







          Popular posts from this blog

          flock() on closed filehandle LOCK_FILE at /usr/bin/apt-mirror

          Mangá

           ⁒  ․,‪⁊‑⁙ ⁖, ⁇‒※‌, †,⁖‗‌⁝    ‾‸⁘,‖⁔⁣,⁂‾
”‑,‥–,‬ ,⁀‹⁋‴⁑ ‒ ,‴⁋”‼ ⁨,‷⁔„ ‰′,‐‚ ‥‡‎“‷⁃⁨⁅⁣,⁔
⁇‘⁔⁡⁏⁌⁡‿‶‏⁨ ⁣⁕⁖⁨⁩⁥‽⁀  ‴‬⁜‟ ⁃‣‧⁕‮ …‍⁨‴ ⁩,⁚⁖‫ ,‵ ⁀,‮⁝‣‣ ⁑  ⁂– ․, ‾‽ ‏⁁“⁗‸ ‾… ‹‡⁌⁎‸‘ ‡⁏⁌‪ ‵⁛ ‎⁨ ―⁦⁤⁄⁕