title: Could not load type 'Sitecore.Reflection.INexusDataApiEx' from assembly 'Sitecore.Kernel,
body: <p>I am getting this runtime error and can not find anything on the internet around this reference. 'Sitecore.Reflection.INexusDataApiEx' </p>
  
  <p>Any assistance would be greatly appreciated.</p>
  
  <p><a href="https://i.stack.imgur.com/a3LtO.png" rel="nofollow"><img src="https://i.stack.imgur.com/a3LtO.png" alt="Error message"></a></p>