3472528 - Error in Creating Keytab While Configuring Kerberos SSO to SAP HANA DB

While following the instructions in SAP note 1837331 - HowTo configure Kerberos SSO to SAP HANA DB using Microsoft Windows Active Directory, an error occurs when attempting to create a keytab using the command "python hdbkrbconf.py -k -s xxxxxx". 

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-------- CREATE keytab ---------------------------------------------------------
Specify path for new keytab [default: /home/sidadm/etc/krb5_hdb.keytab]:

Writing keytab /home/sidadm/etc/krb5_hdb.keytab with encryption type rc4-hmac ...
FAILED
    ERROR:   Could not create keytab!
      COMMAND: (echo 'addent -password -p hdb/hostname.dir.com@DIR.COM -k 2 -e rc4-hmac';                    sleep 10;                    echo '<passwd>';                    sleep 10;echo 'wkt /home/sidadm/etc/krb5_hdb.keytab';                        echo q)|$DIR_EXECUTABLE/krb5/bin/ktutil
      RETURN CODE: 1
      STDERR: "/bin/sh: -c: line 0: unexpected EOF while looking for matching `''
/bin/sh: -c: line 2: syntax error: unexpected end of file"
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SAP HANA, platform edition 2.0