OJS 3.1.1.4 Access denied to home page to any user

Dear PKP Community

My journal http://ijvs.info/index.php/ijvs is running on OJS 3.1.1.4 and home page is showing “Access denied” and even I am not able to login as administrator even then after providing credentials, same message “access denied” is flashed

Please help me

Hello!

How did you solve this problem?