diff --git a/frontend/templates/frontend/login.html b/frontend/templates/frontend/login.html
index 618bff1..563720a 100644
--- a/frontend/templates/frontend/login.html
+++ b/frontend/templates/frontend/login.html
@@ -1,4 +1,5 @@
 <!-- frontend/templates/frontend/login.html -->
+
 {% extends 'frontend/base.html' %}
 
 {% block title %} - Login{% endblock %}
@@ -9,6 +10,7 @@
         <div class="card">
             <div class="card-header">
                 <h4>Anmelden</h4>
+		Benutzer <code>holger</code>, Passwort <code>moep</code>
             </div>
             <div class="card-body">
                 <form method="post">
@@ -27,4 +29,4 @@
         </div>
     </div>
 </div>
-{% endblock %}
\ No newline at end of file
+{% endblock %}
diff --git a/lib/mikrotik.py b/lib/mikrotik.py
index 1ae2bd1..38f9a6f 100644
--- a/lib/mikrotik.py
+++ b/lib/mikrotik.py
@@ -360,20 +360,45 @@ class MikrotikModelMixin(RoutedModelAbstract):
 
 
 def sync_from_mikrotik(classname):
+    to_delete = []
     _st = classname()
     for i in _st.router_get_all:
         i = {k.replace('-', '_'): v for k, v in i.items()}
         try:
-            existing = classname.objects.get(id=i['id'])
+            existing = list(classname.objects.filter(id=i['id']))
+            if not existing:
+                raise ValueError("Empty")
+
+            _to_delete = []
+            if len(existing) > 1:
+                _to_delete = [a.internal_id for a in existing]
+                for e in existing:
+                    if e.active_address:
+                        existing = [e]
+                        break
+
+
+                _logger.error(f"More than 1 Entry for id {i['id']} - {existing}")
+
+            existing = existing[0]
+            if _to_delete:
+                _to_delete.remove(existing.internal_id)
+                to_delete.extend(_to_delete)
             for k, v in i.items():
                 if hasattr(existing, k):
                     _logger.debug(f'Updating {k} to {v} - {existing}')
                     setattr(existing, k, v)
             existing.save()
-        except classname.DoesNotExist:
+        except (ValueError, classname.DoesNotExist):
             _logger.info(f'Creating {i["id"]}')
             try:
                 classname.objects.create(**i)
             except IntegrityError as e:
                 _logger.error(f'Could not create {i["id"]}, already exists')
                 _logger.exception(e)
+    if to_delete:
+        deletions = classname.objects.filter(internal_id__in=to_delete)
+        _logger.warning(f"Delete {classname} items {deletions}")
+        # deletions.delete()
+
+
diff --git a/manager/admin.py b/manager/admin.py
index 2c876c1..36aa5d1 100644
--- a/manager/admin.py
+++ b/manager/admin.py
@@ -56,11 +56,22 @@ def resync_all(*args, **kwargs):
             container[hwaddr].lease = lease
             container[hwaddr].save()
         elif lxc:
-            DevContainer.objects.create(
-                dns=dns,
-                lease=lease,
-                lxc=lxc,
-            )
+            try:
+                DevContainer.objects.create(
+                    dns=dns,
+                    lease=lease,
+                    lxc=lxc,
+                )
+            except Exception as e:
+                logging.error(e)
+                if 'dns_id' in str(e):
+                    existing = DevContainer.objects.get(dns=dns)
+                    existing.lease=lease
+                    existing.lxc = lxc
+                    existing.save()
+                else:
+                    raise e
+
         # Now  remove the non lxc devcontainers
         DevContainer.objects.filter(lxc__isnull=True).delete()
 
diff --git a/manager/models.py b/manager/models.py
index f97ad16..deb7b1f 100644
--- a/manager/models.py
+++ b/manager/models.py
@@ -449,7 +449,10 @@ class DevContainer(BaseModel, SearchableMixin, TaskAwareModelMixin):
             self.lease.mac_address = self.lxc.hwaddr
             self.lease.save()
 
-        super().save(*args, **kwargs)
+        try:
+            super().save(*args, **kwargs)
+        except Exception as e:
+            logging.error(e)
 
     def __str__(self):
         return f"{self.name} ({self.address})"