fix

stmms-biz/src/main/java/cn/com/qmth/stmms/biz/exam/service/impl/ExamSubjectServiceImpl.java

@@ -454,7 +454,7 @@ public class ExamSubjectServiceImpl extends BaseQueryService<ExamSubject> implem
 			}
 			validSubjects.add(vo.getStudent().getSubjectCode());
 			if (!validSubjects.contains(vo.getSubjectCode())) {
-				ExamSubject es = subjectDao.findByExamIdAndCode(index, vo.getSubjectCode());
+				ExamSubject es = subjectDao.findByExamIdAndCode(examId, vo.getSubjectCode());
 				if (es == null) {
 					es = new ExamSubject();
 					es.setExamId(examId);

stmms-web/src/main/webapp/WEB-INF/views/modules/exam/subjectSplit.jsp

@@ -66,7 +66,9 @@
 		<div class="control-group">
 		<label class="control-label">导入拆分表</label>
 			<div class="controls">
-			<input id="uploadFile" name="file" type="file" style="width:210px" class="required"/>　
+			<input id="uploadFile" name="file" type="file" style="width:210px" class="required"
+			accept=".xls,.xlsx"
+			/>　
 			</div>
 		</div>
 		<div class="control-group">