提交

src/main/java/com/template/controller/WelcomeStudentController.java

@@ -377,6 +377,7 @@ public class WelcomeStudentController implements WelcomeStudentControllerAPI {
                 //把旧床位清空
                 WelcomeBed obedData = welcomeBedService.getBedByCardId(student.getCardId());
                 if (obedData == null) {
+                    obedData = new WelcomeBed();
                     obedData.setStudentCard(null);
                     obedData.setCollege(null);
                     obedData.setCollegeId(null);