diff --git a/app/Export/CSV/BaseExport.php b/app/Export/CSV/BaseExport.php
index 2b003bf75cdf..18bb04eb4dd0 100644
--- a/app/Export/CSV/BaseExport.php
+++ b/app/Export/CSV/BaseExport.php
@@ -33,7 +33,7 @@ class BaseExport
 
     protected function filterByClients($query)
     {
-        if (array_key_exists('client_id', $this->input) && $this->input['client_id'] != 'all') {
+        if (isset($this->input['client_id']) && $this->input['client_id'] != 'all') {
 
             $client = Client::withTrashed()->find($this->input['client_id']);
             $this->client_description = $client->present()->name;
diff --git a/app/Export/CSV/ProductSalesExport.php b/app/Export/CSV/ProductSalesExport.php
index 87055711cff2..033545a8b579 100644
--- a/app/Export/CSV/ProductSalesExport.php
+++ b/app/Export/CSV/ProductSalesExport.php
@@ -144,8 +144,9 @@ class ProductSalesExport extends BaseExport
         $this->csv->insertOne([]);
         $this->csv->insertOne([]);
         $this->csv->insertOne([]);
+        $this->csv->insertOne([ctrans('texts.clients'), ctrans('texts.type'), ctrans('texts.start_date'), ctrans('texts.end_date')]);
+        $this->csv->insertOne([$this->client_description, ctrans('texts.product_sales'), $this->start_date, $this->end_date]);
         $this->csv->insertOne([]);
-        $this->csv->insertOne([ctrans('texts.summary'),ctrans('texts.product_sales'), $this->start_date, $this->end_date]);
         
 
         if ($grouped->count() >=1) {