Re: error/error_question_answers_missing_in_db

Hello,
teachers have a problem with copying tests. When you try to create a copy of the test using the "Duplicate" error appears : error_question_answers_missing_in_db (see printscren).

* line 185 of /backup/moodle2/restore_qtype_plugin.class.php: restore_step_exception thrown
* line 137 of /backup/util/plan/restore_structure_step.class.php: call to restore_qtype_plugin->process_question_answer()
* line 103 of /backup/util/helper/restore_structure_parser_processor.class.php: call to restore_structure_step->process()
* line 151 of /backup/util/xml/parser/processors/grouped_parser_processor.class.php: call to restore_structure_parser_processor->dispatch_chunk()
* line 91 of /backup/util/helper/restore_structure_parser_processor.class.php: call to grouped_parser_processor->postprocess_chunk()
* line 148 of /backup/util/xml/parser/processors/simplified_parser_processor.class.php: call to restore_structure_parser_processor->postprocess_chunk()
* line 92 of /backup/util/xml/parser/processors/progressive_parser_processor.class.php: call to simplified_parser_processor->process_chunk()
* line 190 of /backup/util/xml/parser/progressive_parser.class.php: call to progressive_parser_processor->receive_chunk()
* line 278 of /backup/util/xml/parser/progressive_parser.class.php: call to progressive_parser->publish()
* line ? of unknownfile: call to progressive_parser->end_tag()
* line 179 of /backup/util/xml/parser/progressive_parser.class.php: call to xml_parse()
* line 158 of /backup/util/xml/parser/progressive_parser.class.php: call to progressive_parser->parse()
* line 110 of /backup/util/plan/restore_structure_step.class.php: call to progressive_parser->process()
* line 181 of /backup/util/plan/base_task.class.php: call to restore_structure_step->execute()
* line 177 of /backup/util/plan/base_plan.class.php: call to base_task->execute()
* line 167 of /backup/util/plan/restore_plan.class.php: call to base_plan->execute()
* line 333 of /backup/controller/restore_controller.class.php: call to restore_plan->execute()
* line 3507 of /course/lib.php: call to restore_controller->execute_plan()
* line 3434 of /course/lib.php: call to duplicate_module()
* line 118 of /course/rest.php: call to mod_duplicate_activity()