Probably session expired and after login user is logged out automatically.
Can be tested easily in browser private window.
Steps to reproduce:
- Open login form
- Wait 30 minutes to expire session, don't open any other page
- Write credentials and login
Actual Result >
- Account is logged out, no message
Expected Result >
- Login as normally
Note: If it is first login for account, terms of service is displayed, and account will keept logged in
Priority L2 + S2 = 2
Firefox ESR 52.8.0
Liferay portal nightly 7.1.x da939d7d6e2579378f7a9c9c6d4095b55a7f4b51, oracle java 8, CentOS 7, Mysql 5.6