wrybit on "[Plugin: EWWW Image Optimizer] Conversion failed / Database not in sync"

eg. a DB entry of a file which failed.
All mixed up .. somehow.

On the Server all files are already JPGs with a "-1" in the middle.
eg. "typo3_new_login_screen_v5_accepted-1-515x1030.jpg"

array (
  'width' => 1398,
  'height' => 891,
  'file' => '2014/09/typo3_new_login_screen_v5_accepted-1-1.jpg',
  'sizes' =>
  array (
    'thumbnail' =>
    array (
      'file' => 'typo3_new_login_screen_v5_accepted-1-80x80.png',
      'width' => 80,
      'height' => 80,
      'mime-type' => 'image/png',
      'converted' => 1,
      'orig_file' => 'typo3_new_login_screen_v5_accepted-1-80x80.png',
      'ewww_image_optimizer' => 'Could not find <span class=\'code\'>/usr/www/users/domain/wp/wp-content/uploads/2014/09/typo3_new_login_screen_v5_accepted-1-80x80.png</span>',
    ),
    'medium' =>
    array (
      'file' => 'typo3_new_login_screen_v5_accepted-1-500x318.png',
      'width' => 500,
      'height' => 318,
      'mime-type' => 'image/png',
      'converted' => 1,
      'orig_file' => 'typo3_new_login_screen_v5_accepted-1-500x318.png',
      'ewww_image_optimizer' => 'Could not find <span class=\'code\'>/usr/www/users/domain/wp/wp-content/uploads/2014/09/typo3_new_login_screen_v5_accepted-1-500x318.png</span>',
    ),
    'large' =>
    array (
      'file' => 'typo3_new_login_screen_v5_accepted-1-1-1030x656.jpg',
      'width' => 1030,
      'height' => 656,
      'mime-type' => 'image/png',
      'converted' => 1,
      'orig_file' => 'typo3_new_login_screen_v5_accepted-1-1-1030x656.png',
      'ewww_image_optimizer' => 'Reduced by 95.0% (302.4&nbsp;kB)',
    ),
    'widget' =>
    array (
      'file' => 'typo3_new_login_screen_v5_accepted-1-36x36.png',
      'width' => 36,
      'height' => 36,
      'mime-type' => 'image/png',
      'converted' => 1,
      'orig_file' => 'typo3_new_login_screen_v5_accepted-1-36x36.png',
      'ewww_image_optimizer' => 'Could not find <span class=\'code\'>/usr/www/users/domain/wp/wp-content/uploads/2014/09/typo3_new_login_screen_v5_accepted-1-36x36.png</span>',
    ),
    'square' =>
    array (
      'file' => 'typo3_new_login_screen_v5_accepted-1-180x180.png',
      'width' => 180,
      'height' => 180,
      'mime-type' => 'image/png',
      'converted' => 1,
      'orig_file' => 'typo3_new_login_screen_v5_accepted-1-180x180.png',
      'ewww_image_optimizer' => 'Could not find <span class=\'code\'>/usr/www/users/domain/wp/wp-content/uploads/2014/09/typo3_new_login_screen_v5_accepted-1-180x180.png</span>',
    ),
    'featured' =>
    array (
      'file' => 'typo3_new_login_screen_v5_accepted-1-1-1398x430.jpg',
      'width' => 1398,
      'height' => 430,
      'mime-type' => 'image/png',
      'converted' => 1,
      'orig_file' => 'typo3_new_login_screen_v5_accepted-1-1-1398x430.png',
      'ewww_image_optimizer' => 'Reduced by 94.0% (351.5&nbsp;kB)',
    ),
    'featured_large' =>
    array (
      'file' => 'typo3_new_login_screen_v5_accepted-1-1-1398x630.jpg',
      'width' => 1398,
      'height' => 630,
      'mime-type' => 'image/png',
      'converted' => 1,
      'orig_file' => 'typo3_new_login_screen_v5_accepted-1-1-1398x630.png',
      'ewww_image_optimizer' => 'Reduced by 95.5% (530.5&nbsp;kB)',
    ),
    'portfolio' =>
    array (
      'file' => 'typo3_new_login_screen_v5_accepted-1-495x400.png',
      'width' => 495,
      'height' => 400,
      'mime-type' => 'image/png',
      'converted' => 1,
      'orig_file' => 'typo3_new_login_screen_v5_accepted-1-495x400.png',
      'ewww_image_optimizer' => 'Could not find <span class=\'code\'>/usr/www/users/domain/wp/wp-content/uploads/2014/09/typo3_new_login_screen_v5_accepted-1-495x400.png</span>',
    ),
    'portfolio_small' =>
    array (
      'file' => 'typo3_new_login_screen_v5_accepted-1-260x185.png',
      'width' => 260,
      'height' => 185,
      'mime-type' => 'image/png',
      'converted' => 1,
      'orig_file' => 'typo3_new_login_screen_v5_accepted-1-260x185.png',
      'ewww_image_optimizer' => 'Could not find <span class=\'code\'>/usr/www/users/domain/wp/wp-content/uploads/2014/09/typo3_new_login_screen_v5_accepted-1-260x185.png</span>',
    ),
    'gallery' =>
    array (
      'file' => 'typo3_new_login_screen_v5_accepted-1-845x684.png',
      'width' => 845,
      'height' => 684,
      'mime-type' => 'image/png',
      'converted' => 1,
      'orig_file' => 'typo3_new_login_screen_v5_accepted-1-845x684.png',
      'ewww_image_optimizer' => 'Could not find <span class=\'code\'>/usr/www/users/domain/wp/wp-content/uploads/2014/09/typo3_new_login_screen_v5_accepted-1-845x684.png</span>',
    ),
    'magazine' =>
    array (
      'file' => 'typo3_new_login_screen_v5_accepted-1-710x375.png',
      'width' => 710,
      'height' => 375,
      'mime-type' => 'image/png',
      'converted' => 1,
      'orig_file' => 'typo3_new_login_screen_v5_accepted-1-710x375.png',
      'ewww_image_optimizer' => 'Could not find <span class=\'code\'>/usr/www/users/domain/wp/wp-content/uploads/2014/09/typo3_new_login_screen_v5_accepted-1-710x375.png</span>',
    ),
    'masonry' =>
    array (
      'file' => 'typo3_new_login_screen_v5_accepted-1-705x449.png',
      'width' => 705,
      'height' => 449,
      'mime-type' => 'image/png',
      'converted' => 1,
      'orig_file' => 'typo3_new_login_screen_v5_accepted-1-705x449.png',
      'ewww_image_optimizer' => 'Could not find <span class=\'code\'>/usr/www/users/domain/wp/wp-content/uploads/2014/09/typo3_new_login_screen_v5_accepted-1-705x449.png</span>',
    ),
    'entry_with_sidebar' =>
    array (
      'file' => 'typo3_new_login_screen_v5_accepted-1-1-845x321.jpg',
      'width' => 845,
      'height' => 321,
      'mime-type' => 'image/png',
      'converted' => 1,
      'orig_file' => 'typo3_new_login_screen_v5_accepted-1-1-845x321.png',
      'ewww_image_optimizer' => 'Reduced by 92.0% (119.5&nbsp;kB)',
    ),
    'entry_without_sidebar' =>
    array (
      'file' => 'typo3_new_login_screen_v5_accepted-1-1-1210x423.jpg',
      'width' => 1210,
      'height' => 423,
      'mime-type' => 'image/png',
      'converted' => 1,
      'orig_file' => 'typo3_new_login_screen_v5_accepted-1-1-1210x423.png',
      'ewww_image_optimizer' => 'Reduced by 93.4% (251.9&nbsp;kB)',
    ),
    'shop_thumbnail' =>
    array (
      'file' => 'typo3_new_login_screen_v5_accepted-1-120x120.png',
      'width' => 120,
      'height' => 120,
      'mime-type' => 'image/png',
      'converted' => 1,
      'orig_file' => 'typo3_new_login_screen_v5_accepted-1-120x120.png',
      'ewww_image_optimizer' => 'Could not find <span class=\'code\'>/usr/www/users/domain/wp/wp-content/uploads/2014/09/typo3_new_login_screen_v5_accepted-1-120x120.png</span>',
    ),
    'shop_catalog' =>
    array (
      'file' => 'typo3_new_login_screen_v5_accepted-1-450x450.png',
      'width' => 450,
      'height' => 450,
      'mime-type' => 'image/png',
      'converted' => 1,
      'orig_file' => 'typo3_new_login_screen_v5_accepted-1-450x450.png',
      'ewww_image_optimizer' => 'Could not find <span class=\'code\'>/usr/www/users/domain/wp/wp-content/uploads/2014/09/typo3_new_login_screen_v5_accepted-1-450x450.png</span>',
    ),
    'shop_single' =>
    array (
      'file' => 'typo3_new_login_screen_v5_accepted-1-450x286.png',
      'width' => 450,
      'height' => 286,
      'mime-type' => 'image/png',
      'converted' => 1,
      'orig_file' => 'typo3_new_login_screen_v5_accepted-1-450x286.png',
      'ewww_image_optimizer' => 'Could not find <span class=\'code\'>/usr/www/users/domain/wp/wp-content/uploads/2014/09/typo3_new_login_screen_v5_accepted-1-450x286.png</span>',
    ),
  ),
  'image_meta' =>
  array (
    'aperture' => 0,
    'credit' => '',
    'camera' => '',
    'caption' => '',
    'created_timestamp' => 0,
    'copyright' => '',
    'focal_length' => 0,
    'iso' => 0,
    'shutter_speed' => 0,
    'title' => '',
    'orientation' => 0,
  ),
  'ewww_image_optimizer' => 'Reduced by 95.7% (594.0&nbsp;kB)',
  'converted' => 1,
  'orig_file' => '/usr/www/users/domain/wp/wp-content/uploads/2014/09/typo3_new_login_screen_v5_accepted.png',
)