fix bug

apps/exams/Lib/Model/ExamsPaperModel.class.php

@@ -81,7 +81,7 @@ class ExamsPaperModel extends Model
                 $data[$key]['exams_module_title']     = $this->getModuleTitleAttr($v['exams_module_id']);
                 $data[$key]['level_title']            = $this->getLevelTitle($v['level']);
                 $data[$key]['is_buy'] = $this->isBuy($v['exams_paper_id'], $this->mid);
-                $data[$key]['attach'] = '';
+                $data[$key]['attach'] = $this->getAttachPathByAttachId($v['attachment2']);
                 if ($data[$key]['is_buy'] || $v['price'] == 0) {
                     $data[$key]['attach'] = $this->getAttachPathByAttachId($v['attachment']);
                 }