Customer failed to login to TSIM with any user and got message:invalid user or password in the login page.
Found exceptions in bppmws.log in TSIM server as below:
WARN 11/20 21:26:05 [Thread-10,RequestExecutor] HttpRequestExecutorTask Connection failure occurred for URI [https://xxxxxxxxx:443/tsws/10.0/api/authenticate/login ]
javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
Mentioned error indicates that HandShake error between TSIM and TSPS which is caused by the missing of TSPS certificate in TSIM server and thus it blocked the authentication request from TSIM to TSPS via web service.