2750198 - Running mkiqdemo.sh returns message: /bin/ksh: bad interpreter: no such file or directory SAP IQ

Installation SAP IQ16.1 SP3, when running mkiqdemo.sh returns message

-bash: ./mkiqdemo.sh: /bin/ksh: bad interpreter: no such file or directory

drwxrwxr-x 59  4096 Feb 1 08:27 charsets
drwxrwxr-x 14  4096 Feb 1 08:34 COCKPIT-4
drwxrwxr-x 3    4096 Feb 1 08:27 collate
drwxrwxr-x 2    4096 Feb 1 08:28 config
drwxrwxr-x 17  4096 Feb 1 08:34 IQ-16_1
lrwxrwxrwx 1  21 Feb 1 08:27 IQ.csh -> ./IQ-16_1/IQ-16_1.csh
lrwxrwxrwx 1  20 Feb 1 08:27 IQ.sh -> ./IQ-16_1/IQ-16_1.sh
drwxrwxr-x 9    4096 Feb 1 08:32 jConnect-16_0
drwxr-xr-x 4     4096 Aug 11 2015 jre
drwxrwxr-x 3    4096 Feb 1 08:32 jutils-3_0
drwxrwxr-x 4    4096 Feb 1 08:27 locales
drwxr-xr-x 2     4096 Feb 1 08:36 log
drwxrwxr-x 15  4096 Feb 1 08:28 OCS-16_0
drwxrwxr-x 4    4096 Feb 1 08:26 shared
-rwxr-xr-x 1  1148 Feb 1 08:33 SYBASE.csh
-rw-r--r-- 1 740 Feb 1 08:33 SYBASE.env
drwxr-xr-x 2     4096 Feb 1 08:26 Sybase_Install_Registry
-rwxr-xr-x 1       986 Feb 1 08:33 SYBASE.sh
drwxr-xr-x 4     4096 Feb 1 08:26 sybuninstall
drwxrwxr-x 6    4096 Feb 1 08:32 SYSAM-2_0

demo]$ pwd
/home/xxxx/IQ-16_1/demo

drwxrwxr-x 2  4096 Feb 1 08:31 adata
drwxrwxr-x 2  4096 Feb 1 08:31 demodata
-rwxr-xr-x 1  1648 Feb 12 2018 dqpdata.sql
-rwxr-xr-x 1  242 Feb 12 2018 dqpquery.sql
-rwxr-xr-x 1  15673 Feb 12 2018 mkasiqdemo.sql
-rwxrwxrwx 1  11580 Feb 5 08:52 mkiqdemo.sh
-rwxr-xr-x 1  27278 Feb 12 2018 mkiqdemo.sql

SAP IQ16.1 SP3

Installation, mkiqdemo.sh , bash, shell , , KBA , BC-SYB-IQ , Sybase IQ , Problem