Fix bug voucher

1 files changed, 1 insertions, 1 deletions

diff --git a/indoteknik_custom/models/voucher.py b/indoteknik_custom/models/voucher.py
index 66c50c24..2eedc861 100644
--- a/indoteknik_custom/models/voucher.py
+++ b/indoteknik_custom/models/voucher.py
@@ -219,7 +219,7 @@ class Voucher(models.Model):
         tnc.append(f'<li>Voucher berlaku {self._res_remaining_time()} lagi</li>')
         tnc.append(f'<li>Voucher tidak bisa digunakan apabila terdapat produk flash sale</li>')
         if len(self.voucher_line) > 0:
-            brand_names = ', '.join([x.manufacture_id.x_name for x in self.voucher_line])
+            brand_names = ', '.join([x.manufacture_id.x_name or '' for x in self.voucher_line])
             tnc.append(f'<li>Voucher berlaku untuk produk dari brand {brand_names}</li>')
         tnc.append(self.generate_detail_tnc())
         tnc.append('</ol>')