Hello,
[quote]
Caused by: 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[/quote]
java didn’t found your keystore (or your certificate is invalid).
Try to copy jssecacerts on ./jre/lib/security/cacerts and relaunch tomcat.
(In my case I backup cacerts and add the cert file to cacerts)
Pascal B