Im trying Jaikoz at Ubuntu ( testing/unstable ) Jaikoz starts, but there is output from console, maybe interesting for Paul to debug it 
user@machine:~/Jaikoz$ sh jaikoz.sh
Copying over preferences from:/home/ps/Jaikoz/settings.jai to:/home/ps/Jaikoz/Prefs/settings.jai:true
Copying over layout.properties from:/home/ps/Jaikoz/layout.properties to:/home/ps/Jaikoz/Prefs/layout.properties
7.12.2010 20:55:18 com.jthink.jaikoz.settings.LAF setLAF
INFO: Now LAF subvals are3:JAVA_1_6:Metal
7.12.2010 20:55:18 com.jthink.jaikoz.settings.LAF setLAF
INFO: LAF is:30
debuglogfile is:/home/ps/Jaikoz/Logs/jaikozdebug%u-%g.log
07/12/2010 20.55.52:com.jthink.jaikoz.db.Db:printSQLException:SEVERE: Err:An attempt by a client to checkout a Connection has timed out.:ErrCode:0:State:null
java.sql.SQLException: An attempt by a client to checkout a Connection has timed out.
\tat com.mchange.v2.sql.SqlUtils.toSQLException(SqlUtils.java:106)
\tat com.mchange.v2.sql.SqlUtils.toSQLException(SqlUtils.java:65)
\tat com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool.checkoutPooledConnection(C3P0PooledConnectionPool.java:527)
\tat com.mchange.v2.c3p0.impl.AbstractPoolBackedDataSource.getConnection(AbstractPoolBackedDataSource.java:128)
\tat com.jthink.jaikoz.db.Db.createConnection(Db.java:372)
\tat com.jthink.jaikoz.db.Db.(Db.java:86)
\tat com.jthink.jaikoz.db.Db.getInstance(Db.java:108)
\tat com.jthink.jaikoz.MainWindow.setupFirstTimeOrUpgrade(MainWindow.java:403)
\tat com.jthink.jaikoz.MainWindow.setupWindow(MainWindow.java:269)
\tat com.jthink.jaikoz.Start.main(Start.java:117)
Caused by: com.mchange.v2.resourcepool.TimeoutException: A client timed out while waiting to acquire a resource from com.mchange.v2.resourcepool.BasicResourcePool@3acff49f – timeout at awaitAvailable()
\tat com.mchange.v2.resourcepool.BasicResourcePool.awaitAvailable(BasicResourcePool.java:1317)
\tat com.mchange.v2.resourcepool.BasicResourcePool.prelimCheckoutResource(BasicResourcePool.java:557)
\tat com.mchange.v2.resourcepool.BasicResourcePool.checkoutResource(BasicResourcePool.java:477)
\tat com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool.checkoutPooledConnection(C3P0PooledConnectionPool.java:525)
\t… 7 more
07/12/2010 20.55.52:com.jthink.jaikoz.db.Db:createNewDatabase:WARNING: Creating New Database
User Logfile is:/home/ps/Jaikoz/Logs/jaikozuser%u-%g.log
07/12/2010 20.56.04:com.jthink.jaikoz.MainWindow:setupLAF:WARNING: Look and Feel from UserSettings Is:
07/12/2010 20.56.33:com.jthink.jaikoz.layout.MainFrame:shutdownJaikoz:WARNING: Jaikoz has exited successfully