diff --git a/frappe/model/document.py b/frappe/model/document.py
index 4afeb56542..0e582a8616 100644
--- a/frappe/model/document.py
+++ b/frappe/model/document.py
@@ -255,6 +255,15 @@ class Document(BaseDocument):
 			super().__init__(d)
 		self.flags.pop("ignore_children", None)
 
+		self.load_children_from_db()
+
+		# sometimes __setup__ can depend on child values, hence calling again at the end
+		if hasattr(self, "__setup__"):
+			self.__setup__()
+
+		return self
+
+	def load_children_from_db(self):
 		for df in self._get_table_fields():
 			# Make sure not to query the DB for a child table, if it is a virtual one.
 			# During frappe is installed, the property "is_virtual" is not available in tabDocType, so
@@ -277,10 +286,6 @@ class Document(BaseDocument):
 
 			self.set(df.fieldname, children)
 
-		# sometimes __setup__ can depend on child values, hence calling again at the end
-		if hasattr(self, "__setup__"):
-			self.__setup__()
-
 		return self
 
 	def reload(self) -> "Self":