fix

2025-05-09 08:21:18 +08:00
parent 8ded57cb46
commit fa3653010c
2 changed files with 19 additions and 1 deletions
--- a/problem/models.py
+++ b/problem/models.py
@@ -60,7 +60,7 @@ class Problem(models.Model):
    template = JSONField()
    create_time = models.DateTimeField(auto_now_add=True)
    # we can not use auto_now here
-    last_update_time = models.DateTimeField(auto_now=True)
+    last_update_time = models.DateTimeField(auto_now=True, null=True)
    created_by = models.ForeignKey(User, on_delete=models.CASCADE)
    # ms
    time_limit = models.IntegerField()