Update Collection.php

Author: ivanhrytsaim

Model/ResourceModel/Post/Collection.php

@@ -352,10 +352,10 @@ public function addCategoryFilter($category)
      */
     public function addArchiveFilter($year, $month)
     {
-        $this->getSelect()
-            ->where('YEAR(publish_time) = ?', $year);
+       $this->getSelect()
+            ->where('YEAR(main_table.publish_time) = ?', $year);
         if ($month) {
-            $this->getSelect()->where('MONTH(publish_time) = ?', $month);
+            $this->getSelect()->where('MONTH(main_table.publish_time) = ?', $month);
         }
 
         return $this;