diff --git a/app/models/m_odr_rep.rb b/app/models/m_odr_rep.rb
index 2f666e4..30d2bf1 100644
--- a/app/models/m_odr_rep.rb
+++ b/app/models/m_odr_rep.rb
@@ -178,7 +178,7 @@ file_admin_ok remise particular_civilite particular_name particular_firstname pa
 
     end
 
-    self.reduc_code = self.reduc_code.upcase
+    self.reduc_code = self.reduc_code.upcase if self.reduc_code
 
     if self.m_odr.reduc_code_needed and self.m_odr.m_odr_coupons.count > 0 and !self.m_odr.m_odr_coupons.where("name LIKE ?", self.reduc_code).first