semanage fails to create port context and fails with "Value Error : Can not execute semanage transaction"

Issue

• semanage fails to create port context and fails with Value Error : Can not execute semanage transaction
• While trying to allow apache http_port_t to listen on port 82, geting the below trace:

# semanage port -a  -t http_port_t -p tcp 82
SELinux:  Could not downgrade policy file /etc/selinux/targeted/policy/policy.29, searching for an older version.
SELinux:  Could not open policy file <= /etc/selinux/targeted/policy/policy.29:  No such file or directory
/sbin/load_policy:  Can't load policy:  No such file or directory
libsemanage.semanage_reload_policy: load_policy returned error code 2.
SELinux:  Could not downgrade policy file /etc/selinux/targeted/policy/policy.29, searching for an older version.
SELinux:  Could not open policy file <= /etc/selinux/targeted/policy/policy.29:  No such file or directory
/sbin/load_policy:  Can't load policy:  No such file or directory
libsemanage.semanage_reload_policy: load_policy returned error code 2.
Value Error : Can not execute semanage transaction