fix

stmms-web/src/main/java/cn/com/qmth/stmms/admin/exam/MarkController.java

@@ -253,7 +253,7 @@ public class MarkController extends BaseExamController {
             }
             List<MarkGroup> groups = groupService.findByExamAndSubject(examId, code);
             for (MarkGroup group : groups) {
-                if (group == null) {
+                if (group == null|| group.getStatus() == MarkStatus.FINISH) {
                     continue;
                 }
                 try {

stmms-web/src/main/java/cn/com/qmth/stmms/admin/exam/MarkGroupController.java

@@ -838,7 +838,7 @@ public class MarkGroupController extends BaseExamController {
         String messages ="";
         for (Integer number : groupNumbers) {
             MarkGroup group = groupService.findOne(examId, subjectCode, number);
-            if (group == null) {
+            if (group == null || group.getStatus() == MarkStatus.FINISH) {
                 continue;
             }
             try {