Fatal error: Uncaught ArithmeticError: Bit shift by negative number in /home/morita/moritan.jp/public_html/debb/des.php:155 Stack trace: #0 /home/morita/moritan.jp/public_html/debb/des.php(39): des_createKeys('') #1 /home/morita/moritan.jp/public_html/debb/imgbbs.php(23): des('', '9X6B', 1, 0, NULL) #2 {main} thrown in /home/morita/moritan.jp/public_html/debb/des.php on line 155