ERROR 1126 (HY000) at line 38: Can't open shared library 'libmemcached_functions_mysql.so'

Hi,
    I am trying to install mysql-memcached connectivity. Once am trying this

mysql -uroot Producer <sql/install_functions.sql


it is giving me this error


ERROR 1126 (HY000) at line 38: Can't open shared library 'libmemcached_functions_mysql.so' (errno: 22 libmemcached.so.3: cannot open shared object file: No such file or directory)

Can one have idea, how can I resolved it..................