The  PureDisk  SPA  authorisation and PureDisk Java GUI failed services failed to start, the following is noted in catalina.out

Nov 8, 2011 9:54:18 AM org.apache.catalina.startup.Catalina start
INFO: Server startup in 729 ms
ERROR: transport error 202: bind failed: Address already in use
ERROR: JDWP Transport dt_socket failed to initialize, TRANSPORT_INIT(510)
JDWP exit error AGENT_ERROR_TRANSPORT_INIT(197): No transports initialized [../../../src/share/back/debugInit.c:690]
FATAL ERROR in native method: JDWP No transports initialized, jvmtiError=AGENT_ERROR_TRANSPORT_INIT(197)
Nov 8, 2011 9:56:20 AM org.apache.catalina.core.StandardService stop
INFO: Stopping service Catalina
Nov 8, 2011 9:56:20 AM org.apache.catalina.loader.WebappClassLoader clearReferencesJdbc
SEVERE: The web application [/ad] registered the JBDC driver [org.postgresql.Driver] but failed to unregister it when the web application was stopped. To prevent a memory leak, the JDBC Driver has been forcibly unregistered.
Listening for transport dt_socket at address: 8000