Install office comminucator in Pidgin

Even after  installing  pidgin-sip the  office comminicator  wont  to connect and  still giving this error:

READ  ERROR

how to   solve  this ?

 

sudo apt-get install pidgin-sipe

make  this  script  to start on login .

$ export NSS_SSL_CBC_RANDOM_IV=0

run your  pidgin and  enjoy