title: TYPO3 v7.6 image too large
body: <p>I have updated my TYPO3 from 6.2 to 7.6.</p>
  
  <p>Now many, but not all, images in the frontend and backend are displayed very large.</p>
  
  <p>I emptied all caches. processed folder deleted.</p>
  
  <p>What else can I do?</p>