Change shebang from explicit /bin/bash to /bin/sh

server/cron_daily.sh

-#!/bin/bash
+#!/bin/sh
 
 PATH=/sbin:/usr/sbin:/bin:/usr/bin:/usr/local/sbin:/usr/local/bin:/usr/X11R6/bin
 
-/usr/bin/php -q /usr/local/ispconfig/server/cron_daily.php
\ No newline at end of file
+/usr/bin/php -q /usr/local/ispconfig/server/cron_daily.php

server/server.sh

-#!/bin/bash
+#!/bin/sh
 
 PATH=/sbin:/usr/sbin:/bin:/usr/bin:/usr/local/sbin:/usr/local/bin:/usr/X11R6/bin
 
 . /etc/profile
 
-/usr/bin/php -q /usr/local/ispconfig/server/server.php
\ No newline at end of file
+/usr/bin/php -q /usr/local/ispconfig/server/server.php