Installation process ends with error

Does anybody have the same issue?
installation on ubuntu 18.04 ends with following errors:

File “/usr/local/lib/python3.6/dist-packages/Django-3.2.7-py3.6.egg/django/db/models/options.py”, line 207, in contribute_to_class
self.db_table = truncate_name(self.db_table, connection.ops.max_name_length())
File “/usr/local/lib/python3.6/dist-packages/Django-3.2.7-py3.6.egg/django/utils/connection.py”, line 15, in getattr
return getattr(self._connections[self._alias], item)
File “/usr/local/lib/python3.6/dist-packages/Django-3.2.7-py3.6.egg/django/utils/connection.py”, line 62, in getitem
conn = self.create_connection(alias)
File “/usr/local/lib/python3.6/dist-packages/Django-3.2.7-py3.6.egg/django/db/utils.py”, line 204, in create_connection
backend = load_backend(db[‘ENGINE’])
File “/usr/local/lib/python3.6/dist-packages/Django-3.2.7-py3.6.egg/django/db/utils.py”, line 111, in load_backend
return import_module(’%s.base’ % backend_name)
File “/usr/lib/python3.6/importlib/init.py”, line 126, in import_module
return _bootstrap._gcd_import(name[level:], package, level)
File “/usr/local/lib/python3.6/dist-packages/Django-3.2.7-py3.6.egg/django/db/backends/postgresql/base.py”, line 29, in
raise ImproperlyConfigured(“Error loading psycopg2 module: %s” % e)
django.core.exceptions.ImproperlyConfigured: Error loading psycopg2 module: No module named ‘psycopg2’