[FIX] Consulta de interest

model/account.py

@@ -26,7 +26,9 @@ class AccountInvoice(models.Model):
 			elif (moveLine.reconcile_ref and moveLine.amount_residual > 0):
 				state = 'Amortizado'
 
-			interest = self.env['account.interest.line'].browse(moveLine.interest_line_ids.id)
+			interestIDS = map(lambda x: x.id, moveLine.interest_line_ids)
+
+			interest = self.env['account.interest.line'].search([('id','in',interestIDS ),('state', '=', 'open')])
 
 			values.append({
 				'dateMaturity' : moveLine.date_maturity,