Error con SOAP y https

Enlues
07 de Julio del 2006
Estoy intentando comunicar con un Web Service alojado en un pagina seguro https, el problema es que me da el siguiente error:

500 Internal Server Error
java.lang.NoClassDefFoundError at oracle.security.ssl.OracleSSLCipherSuite.isSSLLibDomestic(Unknown Source) at oracle.security.ssl.OracleSSLCipherSuite.getSupportedCipherSuites(Unknown Source) at oracle.security.ssl.OracleSSLSocketFactoryImpl.getSupportedCipherSuites(Unknown Source) at HTTPClient.OracleSSL.getSSLDefaultCipherSuites(OracleSSL.java:108) at HTTPClient.OracleSSL.initHttps(OracleSSL.java:91) at HTTPClient.OracleSSL.<init>(OracleSSL.java:76) at HTTPClient.HTTPClientSSLFactory.mk(HTTPClientSSLFactory.java:137) at HTTPClient.HTTPConnection.getSSL(HTTPConnection.java:4174) at HTTPClient.HTTPConnection.getSSLSocket(HTTPConnection.java:4220) at HTTPClient.HTTPConnection.doConnect(HTTPConnection.java:4038)
.....

Alguien puede ayudarme? Gracias