课表课时统计

src/main/java/com/xjrsoft/module/classtime/service/impl/ClassTimeStatisticsServiceImpl.java

@@ -855,7 +855,7 @@ public class ClassTimeStatisticsServiceImpl extends MPJBaseServiceImpl<ClassTime
                 record.setClassTime3(administrationMap.get(record.getUserId()));
 
                 //总平均课时
-                Double classTime4 = record.getClassTime3() + record.getClassTime2();
+                Double classTime4 = (record.getClassTime3()==null?0D:record.getClassTime3()) + (record.getClassTime2()==null?0D:record.getClassTime2());
                 record.setClassTime4(classTime4);
 
                 Double time13 = weightFieldMap.get("time13");