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  1. Moodle
  2. MDL-54030

Fatal error when deleting a shared external tool

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    • MOODLE_31_STABLE
    • MOODLE_31_STABLE
    • MDL-54030_master
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      Requirements
      1. Two sites.
      • One for your LTI consumer.
      • One for your LTI provider.
      On your LTI provider site.
      1. Visit 'Site administration' > 'Plugins' > 'Authentication' > 'Manage authentication'.
      2. Enable 'LTI'.
      3. Visit 'Site administration' > 'Plugins' > 'Enrolments' > 'Manage enrol plugins'.
      4. Enable 'Shared external tool'.
      5. Visit a course and create an assignment.
      6. Visit 'Course administration' > 'Users' > 'Enrolment methods'.
      7. Add a shared external tool with 'Tool to be provided' selected to your assignment.
      8. Visit 'Course administration' > 'Shared external tools'.
      9. Make note of the URL and secret.
      On your LTI consumer site.
      1. Visit a course.
      2. Add a LTI activity and use the URL and secret from your LTI provider site and enter any consumer key you want.
      3. Log in as a student.
      4. Visit the course and click on the LTI activity.
      On your LTI provider site.
      1. Visit 'Course administration' > 'Users' > 'Enrolled users'.
      2. Confirm that there is a user there associated with that shared external tool.
      3. Visit 'Course administration' > 'Shared external tools'.
      4. Ensure you can delete the tool without any issues.
      5. Visit 'Course administration' > 'Users' > 'Enrolment methods''.
      6. Check that the enrolment instance was also deleted.
      7. Visit 'Course administration' > 'Users' > 'Enrolled users'.
      8. Confirm that the user associated with that LTI provider is no longer present.
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      Requirements Two sites. One for your LTI consumer. One for your LTI provider. On your LTI provider site. Visit 'Site administration' > 'Plugins' > 'Authentication' > 'Manage authentication'. Enable 'LTI'. Visit 'Site administration' > 'Plugins' > 'Enrolments' > 'Manage enrol plugins'. Enable 'Shared external tool'. Visit a course and create an assignment. Visit 'Course administration' > 'Users' > 'Enrolment methods'. Add a shared external tool with 'Tool to be provided' selected to your assignment. Visit 'Course administration' > 'Shared external tools'. Make note of the URL and secret. On your LTI consumer site. Visit a course. Add a LTI activity and use the URL and secret from your LTI provider site and enter any consumer key you want. Log in as a student. Visit the course and click on the LTI activity. On your LTI provider site. Visit 'Course administration' > 'Users' > 'Enrolled users'. Confirm that there is a user there associated with that shared external tool. Visit 'Course administration' > 'Shared external tools'. Ensure you can delete the tool without any issues. Visit 'Course administration' > 'Users' > 'Enrolment methods''. Check that the enrolment instance was also deleted. Visit 'Course administration' > 'Users' > 'Enrolled users'. Confirm that the user associated with that LTI provider is no longer present.

      Steps to replicate

      1. Login as administrator.
      2. Follow Site administration ► Security ► HTTP security and enable 'Allow frame embedding'.
      3. Follow Site administration ► Plugins ► Authentication ► Manage authentication and enable 'LTI' authentication.
      4. Follow Site administration ► Plugins ► Enrolments ► Manage enrol plugins and enable 'Shared external tool'.
      5. Log out and log in as teacher.
      6. Visit a course with some activity (assignment)
      7. Follow Course administration ► Users ► Enrolment methods.
      8. Add a shared external tool with 'Tool to be provided' selected to assignment
      9. Follow Course administration ► Shared external tools.
      10. Click on Delete icon and press continue on confirmation.
      11. You will observe following 

        Debug info: SELECT id FROM {enrol_lti_tools} WHERE enrolid = ?
        		 
        [array (
        		 
        0 => '11',
        		 
        )]
        		 
        Error code: invalidrecord
        		 
        ×Stack trace:
        		 
        line 1502 of /lib/dml/moodle_database.php: dml_missing_record_exception thrown
        		 
        line 1478 of /lib/dml/moodle_database.php: call to moodle_database->get_record_select()
        		 
        line 178 of /enrol/lti/lib.php: call to moodle_database->get_record()
        		 
        line 1864 of /lib/enrollib.php: call to enrol_lti_plugin->unenrol_user()
        		 
        line 164 of /enrol/lti/lib.php: call to enrol_plugin->delete_instance()
        		 
        line 57 of /enrol/lti/index.php: call to enrol_lti_plugin->delete_instance()

            markn Mark Nelson
            rajeshtaneja Rajesh Taneja
            cameron1729 cameron1729
            Andrew Lyons Andrew Lyons
            John Okely John Okely
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              Created:
              Updated:
              Resolved:

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