Warning: imagecreatefrompng(https://www.dendrobase.de/fotos/DendrobatesAuratus/17124_tmb.png): Failed to open stream: HTTP request failed! HTTP/1.1 504 Gateway Timeout
 in /mnt/web714/b3/65/51368665/htdocs/index.php on line 382

Fatal error: Uncaught TypeError: imagedestroy(): Argument #1 ($image) must be of type GdImage, false given in /mnt/web714/b3/65/51368665/htdocs/index.php:389
Stack trace:
#0 /mnt/web714/b3/65/51368665/htdocs/index.php(389): imagedestroy(false)
#1 {main}
  thrown in /mnt/web714/b3/65/51368665/htdocs/index.php on line 389