title: Joomla - 500 - An error has occurred. You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version
body: <p>I am using joomla 2.5.28. When I save an article, I always get the following error message:</p>
  
  <pre><code>500 - An error has occurred.
  
  You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '' at line 1 SQL=UPDATE `mquny_finder_taxonomy_map` SET `link_id`='1093',`node_id`='3' WHERE
  </code></pre>
  
  <p>What can be causing it and how to solve it?</p>