change your php notification settings or change the following links in the image.php file

$ext = end( explode( '.', basename( $this->image_dir ) ) );

for

$extarray = explode( '.', basename( $this->image_dir ) );
$ext = end( $extarray );

 

 

do_action( 'ims_apply_color_filter', &$image );

for

do_action( 'ims_apply_color_filter', $image );