Set to start/default at 0 to prevent undefined errors

report_recurring_by_client.php

@@ -1,5 +1,4 @@
-<?php include("inc_all_reports.php"); ?>
-<?php 
+<?php include("inc_all_reports.php");
 
 $sql_clients = mysqli_query($mysqli,"SELECT * FROM clients WHERE company_id = $session_company_id");
 
@@ -23,6 +22,7 @@ $sql_clients = mysqli_query($mysqli,"SELECT * FROM clients WHERE company_id = $s
         </thead>
         <tbody>
           <?php
+          $recurring_total = 0; // Default value
           while ($row = mysqli_fetch_array($sql_clients)) {
             $client_id = $row['client_id'];
             $client_name = htmlentities($row['client_name']);