I created new instance of suitecrm in Ubuntu,everything installed but in users table, there is no record,
I could not login further.
How to resolve it? or what to do?
Did the installation complete successfully? Do you have any errors in install.log?
You can check this tutorial for clues:
https://suitecrm.com/suitecrm/forum/installation-upgrade-help/11561-installing-on-ubuntu-16-04-1#45976