Fix manage check errors

1 files changed, 7 insertions, 2 deletions

diff --git a/servo/models/note.py b/servo/models/note.py
index 1e0e565..52aacb7 100644
--- a/servo/models/note.py
+++ b/servo/models/note.py
@@ -107,7 +107,10 @@ class Note(MPTTModel):
     )
 
     created_at = models.DateTimeField(auto_now_add=True, editable=False)
-    created_by = models.ForeignKey(settings.AUTH_USER_MODEL, editable=False, on_delete=models.SET_NULL)
+    created_by = models.ForeignKey(settings.AUTH_USER_MODEL,
+        null=True,
+        editable=False,
+        on_delete=models.SET_NULL)
     sent_at = models.DateTimeField(null=True, editable=False)
     order = models.ForeignKey(Order, null=True, blank=True, on_delete=models.CASCADE)
 
@@ -575,7 +578,9 @@ class Message(models.Model):
     """
     note = models.ForeignKey(Note, on_delete=models.CASCADE)
     code = models.CharField(unique=True, max_length=36, default=defaults.uid)
-    created_by = models.ForeignKey(User, on_delete=models.SET_NULL)
+    created_by = models.ForeignKey(User,
+        null=True,
+        on_delete=models.SET_NULL)
     sender = models.CharField(max_length=128)
     recipient = models.CharField(max_length=128)
     body = models.TextField()