diff --git a/account_factoring_receivable_balance_bpce/models/company.py b/account_factoring_receivable_balance_bpce/models/company.py
index b90eac2..933f777 100644
--- a/account_factoring_receivable_balance_bpce/models/company.py
+++ b/account_factoring_receivable_balance_bpce/models/company.py
@@ -15,7 +15,9 @@ class ResCompany(models.Model):
 
     bpce_factor_code = fields.Char(size=6, help="N° de compte chez PBCE")
     bpce_start_date = fields.Date(
-        string="Start Date", help="No account move will be selected before this date"
+        string="Start Date",
+        tracking=True,
+        help="No account move will be selected before this date",
     )
 
     def ui_configure_bpce_factoring_balance(self):
diff --git a/account_factoring_receivable_balance_bpce/models/subrogation_receipt.py b/account_factoring_receivable_balance_bpce/models/subrogation_receipt.py
index 900af3f..3d0897a 100644
--- a/account_factoring_receivable_balance_bpce/models/subrogation_receipt.py
+++ b/account_factoring_receivable_balance_bpce/models/subrogation_receipt.py
@@ -87,7 +87,8 @@ def _get_domain_for_factor(
             partner_selection_field=partner_selection_field,
             currency=currency,
         )
-        domain = [("date", ">=", self.env.user.company_id.bpce_start_date)] + domain
+        if self.env.user.company_id.bpce_start_date:
+            domain = [("date", ">=", self.env.user.company_id.bpce_start_date)] + domain
         return domain
 
     def _get_bpce_header(self):
@@ -125,9 +126,10 @@ def _get_bpce_body(self):
         for line in self.line_ids:
             move = line.move_id
             partner = line.move_id.partner_id.commercial_partner_id
+            if not partner:
+                raise UserError(f"Pas de partenaire sur la pièce {line.move_id}")
             sequence += 1
             name = pad(move.name, 30, position="left")
-            # piece = pad(move.name, 30, position="left")
             p_type = get_type_piece(move)
             total = move.amount_total_in_currency_signed
             info = {
@@ -194,8 +196,8 @@ def get_type_piece(move):
                 lambda s: s.account_id.group_id == s.env.ref("l10n_fr.1_pcg_411")
             )
             for line in lines:
-                if max(line.debit, line.credit) == move.debit:
-                    if line.debit == move.debit:
+                if max(line.debit, line.credit) == move.amount_total:
+                    if line.debit == move.amount_total:
                         od_type = "D"
                     else:
                         od_type = "C"