To completely delete Breezeview and delete all data:

Execute

         /opt/lte/app/6.5.0.020/ncs-test/init-pm/dbscripts/initpmdb.sh -d
   The database will be affected!
   Are you sure you want to continue? [N/y]
   y
   Deleting database!
   DROP DATABASE
   DROP ROLE
   DROP ROLE
   DROP ROLE
   DROP ROLE

    

Then

         rm -Rf /opt/lte

    

and re-install breezeview using bv_6.5.0.022.24.5_install.bin or latest version.