Fixed tax bug in fix unpaid invoice tax script

@@ -26,7 +26,7 @@ if (! empty($_POST['do_fix']) && $_POST['do_fix'] == 'y') {
     $max = 1000;
 
     for ($ui = 0; $ui < $num; $ui += $max) {
-    	$users = $wpdb->get_results("SELECT ID FROM `{$wpdb->users}` LIMIT {$ui}, {$max}");
+    	$users = $wpdb->get_results("SELECT `ID` FROM `{$wpdb->users}` LIMIT {$ui}, {$max}");
     	foreach ($users as $user) {
     		$invoices = get_user_meta($user->ID, 'invoices', TRUE);
     		foreach ($invoices as $invoice_id) {
@@ -45,16 +45,16 @@ if (! empty($_POST['do_fix']) && $_POST['do_fix'] == 'y') {
     			// Here's the heavy work: get the payment data and add appropriate taxes
     			$payment = get_post_meta($invoice_id, 'payment', TRUE);
     			$trans_amount = get_post_meta($invoice_id, 'trans_amount', TRUE);
-    			
+
+                $pp = get_user_meta($user->ID, 'profile_preference', true);
     			// Get the user's profile preference and use it to get the tax percent
-    			if (! empty($user->profile_preference)) {
-    				$preference = strtolower($user->profile_preference) . '_province';
-    				$tax_percent = getTaxesByProvince($user->$preference) * .01;
+    			if (!empty($pp)) {
+    				$preference = strtolower($pp) . '_province';
+    				$tax_percent = getTaxesByProvince(get_user_meta($user->ID, $preference, true)) * .01;
     			} else {
     				$tax_percent = getTaxesByProvince($payment['bt_province']) * .01;
     			}
 
-
     			$payment['total_taxes'] = $payment['total_cost'] * $tax_percent;
     			$payment['total'] = number_format($payment['total_cost'] - $payment['total_discounts'] + $payment['total_taxes'], 2);
     			$trans_amount = $payment['total'];