hdbnsutil error

Hi,

I'm trying to do hana system replication.But there has some errors.

According the guide "How to Perform System Replication for SAP HANA" , there has 2 ways to build the environment .(hana studio  or  os command)

While using os command, it said:

./hdbnsutil: error while loading shared libraries: libhdbpythonbase.so: cannot open shared object file: No such file or directory

And while using hana studio, it said:

Thanks