bug fix

src/modules/stmms/components/markParam/MarkPaperStructure.vue

@@ -212,7 +212,6 @@ export default {
         if (curMainId !== item.mainId) {
           curMainId = item.mainId;
           scoresPerTopic[curMainId] = undefined;
-          item.optionCount = null;
         }
         return { ...item };
       });