fix(pub-period-migration) fix linkOrUnlinkSubjects method in the Inst…

…anceService.
folio-org · Jan 10, 2025 · 8c6e050 · 8c6e050
1 parent 05395b3
commit 8c6e050
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/main/java/org/folio/services/instance/InstanceService.java b/src/main/java/org/folio/services/instance/InstanceService.java
@@ -241,7 +241,7 @@ private Promise<Response> putInstance(Instance newInstance, String instanceId) {
   private Future<Void> linkOrUnlinkSubjects(Conn conn, Instance newInstance, Instance oldInstance) {
     var instanceId = newInstance.getId();
 
-    if (newInstance.getSubjects().isEmpty()) {
+    if (newInstance.getSubjects() == null || newInstance.getSubjects().isEmpty()) {
       return Future.all(
         instanceRepository.unlinkInstanceFromSubjectSource(conn, instanceId),
         instanceRepository.unlinkInstanceFromSubjectType(conn, instanceId)