diff --git a/src/main/java/eu/dnetlib/repo/manager/service/security/AuthorizationServiceImpl.java b/src/main/java/eu/dnetlib/repo/manager/service/security/AuthorizationServiceImpl.java
index 56a71c2..0f05eaa 100644
--- a/src/main/java/eu/dnetlib/repo/manager/service/security/AuthorizationServiceImpl.java
+++ b/src/main/java/eu/dnetlib/repo/manager/service/security/AuthorizationServiceImpl.java
@@ -176,7 +176,9 @@ public class AuthorizationServiceImpl implements AuthorizationService {
         int coPersonId = aaiRegistryService.getCoPersonIdByEmail(email);
         List<Integer> list = new ArrayList<>();
         for (JsonElement element : aaiRegistryService.getRolesWithStatus(coPersonId, AaiRegistryService.RoleStatus.ACTIVE)) {
-            list.add(element.getAsJsonObject().get("CouId").getAsInt());
+            if (element.getAsJsonObject().get("CouId") != null) {
+                list.add(element.getAsJsonObject().get("CouId").getAsInt());
+            }
         }
         return aaiRegistryService.getCouNames(list).values();
     }