title: Session expired, please login again
body: <p>I am using </p>
  
  <p>Adminer 4.1.0 in Wordpress Plugin</p>
  
  <p>OS is Ubuntu</p>
  
  <p>Webserver is Nginx</p>
  
  <p>The day before yesterday, my adminer is working properly. But yesterday i cannot login because it's returning an error message:</p>
  
  <pre><code>Session expired, please login again.
  </code></pre>
  
  <p>I searched google but i couldn't find any solution. Please help. What should i check? Thank you.</p>