When configuring SSL for Oneclick, you might get into the following exception in the stdout.log
SEVERE: Failed to initialize end point associated with ProtocolHandler ["http-bio-8443"]
java.io.IOException: Cannot recover key
This exception is a known issue with apache tomcat
Resolution is to make sure the private key password and keystore password are the same. If they differ, you will get an error along the lines of java.io.IOException: Cannot recover key
This is documented in Bugzilla 38217 which contains further references for this issue.