Trouble launching Red Hat(7.7) Subscription-Manager

My system config: Red Hat 7.7 [Developer's edition]. Stand Alone system. root@thinkred1cartoon:$ cat /etc/redhat-release Red Hat Enterprise Linux Server release 7.7 (Maipo) root@thinkred1cartoon:$ uname -a Linux thinkred1cartoon.biz 3.10.0-1062.9.1.el7.x86_64 #1 SMP Mon Dec 2 08:31:54 EST 2019 x86_64 x86_64 x86_64 GNU/Linux I'm having problem launching subscription-manager (both CLI or GUI). Error - root@thinkred1cartoon:$ subscription-manager Traceback (most recent call last): File "/usr/sbin/subscription-manager", line 5, in from pkg_resources import load_entry_point File "/usr/lib/python2.7/site-packages/pkg_resources.py", line 3011, in parse_requirements(__requires__), Environment() File "/usr/lib/python2.7/site-packages/pkg_resources.py", line 626, in resolve raise DistributionNotFound(req) pkg_resources.DistributionNotFound: six subscription-manager via CLI or GUI failing to launch I followed this Redhat solution - https://access.redhat.com/solutions/3967521 1. Uninstall packages installed via pip3 pip3 pip freeze --local | xargs pip3 uninstall -y 2. Uninstall packages installed via pip scl enable python27 bash pip freeze --local | xargs pip uninstall -y 3. Uninstalled all python packages from 3rd party listed by command below using "yum remove" rpm -qa --queryformat "%{name}-%{version}-%{release}.%{arch}------->%{vendor}\n" | grep -v "Red Hat" | grep -i python 4. yum reinstall insights-client python-requests python-urllib3 5. yum update -y 6. Rebooted system No luck. Network is fine. yum works with existing enabled repos and I can go on internet via web browser. root@thinkred1cartoon:$ strace -T -tt -f -v -s 1024 -o register.out insights-client --register Traceback (most recent call last): File "/usr/bin/insights-client", line 5, in from pkg_resources import load_entry_point File "/usr/lib/python2.7/site-packages/pkg_resources.py", line 3007, in working_set.require(__requires__) File "/usr/lib/python2.7/site-packages/pkg_resources.py", line 728, in require needed = self.resolve(parse_requirements(requirements)) File "/usr/lib/python2.7/site-packages/pkg_resources.py", line 626, in resolve raise DistributionNotFound(req) pkg_resources.DistributionNotFound: six System error message - root@thinkred1cartoon:$ tail -f /var/log/messages Dec 26 15:54:30 thinkred1cartoon python: detected unhandled Python exception in '/usr/sbin/subscription-manager' Dec 26 15:54:30 thinkred1cartoon python: detected unhandled Python exception in '/usr/sbin/sosreport' Dec 26 15:54:35 thinkred1cartoon python: communication with ABRT daemon failed: timed out Dec 26 15:54:35 thinkred1cartoon python: communication with ABRT daemon failed: timed out Dec 26 15:54:35 thinkred1cartoon abrt-server: sosreport run failed with exit code 1, log follows: Dec 26 15:54:35 thinkred1cartoon abrt-server: Traceback (most recent call last): Dec 26 15:54:35 thinkred1cartoon abrt-server: File "/usr/sbin/sosreport", line 14, in Dec 26 15:54:35 thinkred1cartoon abrt-server: from sos.sosreport import main Dec 26 15:54:35 thinkred1cartoon abrt-server: File "/usr/lib/python2.7/site-packages/sos/__init__.py", line 19, in Dec 26 15:54:35 thinkred1cartoon abrt-server: import six Dec 26 15:54:35 thinkred1cartoon abrt-server: ImportError: No module named six Dec 26 15:54:35 thinkred1cartoon abrt-server: 'post-create' on '/var/spool/abrt/Python-2019-12-26-15:54:30-20008' exited with 1 Dec 26 15:54:35 thinkred1cartoon abrt-server: Deleting problem directory '/var/spool/abrt/Python-2019-12-26-15:54:30-20008' Dec 26 15:54:35 thinkred1cartoon python: detected unhandled Python exception in '/usr/sbin/sosreport' Dec 26 15:54:36 thinkred1cartoon abrt-server: Not saving repeating crash in '/usr/sbin/sosreport' Dec 26 15:54:36 thinkred1cartoon abrt-server: sosreport run failed with exit code 1, log follows: Dec 26 15:54:36 thinkred1cartoon abrt-server: Traceback (most recent call last): Dec 26 15:54:36 thinkred1cartoon abrt-server: File "/usr/sbin/sosreport", line 14, in Dec 26 15:54:36 thinkred1cartoon abrt-server: from sos.sosreport import main Dec 26 15:54:36 thinkred1cartoon abrt-server: File "/usr/lib/python2.7/site-packages/sos/__init__.py", line 19, in Dec 26 15:54:36 thinkred1cartoon abrt-server: import six Dec 26 15:54:36 thinkred1cartoon abrt-server: ImportError: No module named six Dec 26 15:54:36 thinkred1cartoon abrt-server: 'post-create' on '/var/spool/abrt/Python-2019-12-26-15:54:30-20024' exited with 1 Dec 26 15:54:36 thinkred1cartoon abrt-server: Deleting problem directory '/var/spool/abrt/Python-2019-12-26-15:54:30-20024' Any suggestions are appreciated.