[FIX]Bug on send mayam and creation transaction

models/pos_transaction.py

@@ -26,7 +26,10 @@ class PosTransaction(models.Model):
     @api.model
     def create(self, values):
         transaction = super(PosTransaction, self).create(values)
-        transaction.send_to_mayam()
+        try:
+            transaction.send_to_mayam()
+        except:
+            print("Erreur lors de l'envoi à Mayam")
         return transaction
 
     @api.multi