SecurID Authentication not working, error displayed "Unknown error. Please contact your Administrator"

I am trying authenticate against securID RSA server via openAM it is not working.
I have openAM 13.5 installed on RHEL7.2 box with default configuration.
1. I deployed openAM13.5 war in Apache
2. copied authapi.jar and crypto.jar to WEB-INF/lib
3. Copied sdconf file to configuration directory ~/OpenAM-13.5.0/OpenAM-13.5.0/auth/ace/data.
4. Created Module 'SecurID'. Created Chain 'rsachain'. set it is 'sufficient'.
5. Went to login at : http://server:port/openam/XUI/#login/<REALM>
After i enter username & passcode,
I am getting 'Unknown error. Please contact your Administrator'.