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  1. Moodle
  2. MDL-71159

Installer causes uncaught promise

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    Details

    • Testing Instructions:
      Hide
      1. Take your existing install
      2. Open the config.php in your editor
      3. Change the $CFG->prefix to something new (i.e. $CFG->prefix = 'mdlxxx_';)
      4. Open your browser to the installation page
      5. Open your browser developer tools and focus on the Console
      6. Clear the console
      7. Refresh the page
        1. Confirm that you do not see anything in the console relating to unchaught errors in promises
      8. Open the network tab in your browser
      9. Filter by XHR
        1. Confirm that you do not see any requests
      10. Complete the installation
      11. Disable caching for JS and strings (i.e. mdk run dev)
      12. In the "Sources" tab, open the lib/amd/src/prefetch.js file (Ctrl + O from the Sources will usually help with this)
      13. Find the processQueue function, and put a breakpoint on the first line (Probably line 77)
      14. Refresh the page
        1. Confirm that the breakpoint was hit
      15. Clear the breakpoint and press the Play button
        1. Confirm that there are no uncaught errors in the console
      Show
      Take your existing install Open the config.php in your editor Change the $CFG->prefix to something new (i.e. $CFG->prefix = 'mdlxxx_'; ) Open your browser to the installation page Open your browser developer tools and focus on the Console Clear the console Refresh the page Confirm that you do not see anything in the console relating to unchaught errors in promises Open the network tab in your browser Filter by XHR Confirm that you do not see any requests Complete the installation Disable caching for JS and strings (i.e. mdk run dev ) In the "Sources" tab, open the lib/amd/src/prefetch.js file (Ctrl + O from the Sources will usually help with this) Find the processQueue function, and put a breakpoint on the first line (Probably line 77) Refresh the page Confirm that the breakpoint was hit Clear the breakpoint and press the Play button Confirm that there are no uncaught errors in the console
    • Affected Branches:
      MOODLE_310_STABLE, MOODLE_311_STABLE, MOODLE_400_STABLE
    • Fixed Branches:
      MOODLE_310_STABLE, MOODLE_311_STABLE
    • Pull 3.10 Branch:
      MDL-71159-310
    • Pull 3.11 Branch:
      MDL-71159-311
    • Pull Master Branch:
      MDL-71159-master

      Description

      Steps to reproduce

      • Configure config.php for initial install process
      • Begin moodle installation process

      Expected results

      No JavaScript errors

      Actual results

      Uncaught (in promise) 
      Object { error: "Error reading from database", errorcode: "dmlreadexception", stacktrace: null, debuginfo: null, reproductionlink: null }
      

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              Assignee:
              dobedobedoh Andrew Lyons
              Reporter:
              poltawski Dan Poltawski
              Peer reviewer:
              Simey Lameze Simey Lameze
              Integrator:
              Eloy Lafuente (stronk7) Eloy Lafuente (stronk7)
              Tester:
              Shamim Rezaie Shamim Rezaie
              Participants:
              Component watchers:
              Matteo Scaramuccia, Andrew Lyons, Dongsheng Cai, Huong Nguyen, Jun Pataleta, Michael Hawkins, Shamim Rezaie, Simey Lameze, Andrew Lyons, Dongsheng Cai, Huong Nguyen, Jun Pataleta, Michael Hawkins, Shamim Rezaie, Simey Lameze
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                Dates

                Created:
                Updated:
                Resolved:
                Fix Release Date:
                12/Jul/21

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