Warning: imagecreatefrompng(./skins/char.png): failed to open stream: No such file or directory in X:\htdocs\cabinet\upload\skin2d.php on line 73

Fatal error: Uncaught exception 'Exception' with message 'Could not open PNG file.' in X:\htdocs\cabinet\upload\skin2d.php:76
Stack trace:
#0 X:\htdocs\cabinet\upload\skin2d.php(30): Skin2d->AssignSkinFromFile('./skins/char.pn...')
#1 {main}
  thrown in X:\htdocs\cabinet\upload\skin2d.php on line 76