Fatal error: Uncaught ArithmeticError: Bit shift by negative number in /home/flossio01/kktec.jp/public_html/toiawase/des.php:155 Stack trace: #0 /home/flossio01/kktec.jp/public_html/toiawase/des.php(39): des_createKeys('4814bc93d7df1') #1 /home/flossio01/kktec.jp/public_html/toiawase/index.php(67): des('4814bc93d7df1', 'IY4B', 1, 0, NULL) #2 {main} thrown in /home/flossio01/kktec.jp/public_html/toiawase/des.php on line 155