fix: adds check before enabling notification settings

frappe/desk/doctype/notification_settings/notification_settings.py

@@ -44,7 +44,8 @@ def create_notification_settings(user):
 		_doc.insert(ignore_permissions=True)
 
 def enable_disable_notifications(user, enabled):
-	frappe.set_value("Notification Settings", user, 'enabled', enabled)
+	if frappe.db.exists("Notification Settings", user):
+		frappe.set_value("Notification Settings", user, 'enabled', enabled)
 
 
 @frappe.whitelist()
@@ -78,4 +79,4 @@ def get_permission_query_conditions(user):
 
 @frappe.whitelist()
 def set_seen_value(value, user):
-	frappe.db.set_value('Notification Settings', user, 'seen', value, update_modified=False)
+	frappe.db.set_value('Notification Settings', user, 'seen', value, update_modified=False)