diff --git a/src/QUI/ERP/Accounting/Calc.php b/src/QUI/ERP/Accounting/Calc.php
index d01d905e539605a7cf7606633e885c0ed1bcc449..7926dc7f683e32bf39e48b3a2ad649936a4b5f3f 100644
--- a/src/QUI/ERP/Accounting/Calc.php
+++ b/src/QUI/ERP/Accounting/Calc.php
@@ -766,7 +766,7 @@ public static function calculatePayments($ToCalculate): array
                 'Calc->calculatePayments(); Object is not allowed to calculate ' . get_class($ToCalculate)
             );
 
-            throw new QUI\ERP\Exception('Object is not allowed to calculate');
+            throw new QUI\ERP\Exception('Object is not allowed to calculate ' . get_class($ToCalculate));
         }
 
         QUI\ERP\Debug::getInstance()->log(