title: PHPmyadmin pop-up error notice keeps appearing when clicking on columns of databases
body: <p>I keep receiving a pop-up error, when clicking on columns in databases: </p>
  
  <blockquote>
    <p>Some errors have been detected on the server, please look at the
    bottom of this window.</p>
    
    <p>Notice in .\libraries\tbl_columns_definition_form.inc.php#55 Undefined
    variable: server</p>
    
    <p>Backtrace</p>
    
    <p>.\libraries\structure.lib.php#2433:
    include(.\libraries\tbl_columns_definition_form.inc.php)
    .\tbl_structure.php#45: PMA_displayHtmlForColumnChange( string
    'registration', string 'users', NULL, string 'tbl_structure.php', )</p>
  </blockquote>
  
  <p>How to solve this matter?</p>