Similar error occurs on 2.0a1 and 1.2b9.
I tried this on two very different PCs:
- Windows XP 2G ram using MS Terminal Services JRE 1.6r13 no JDK
- Windows Vista 4G ram JRE+JDK 1.6r10
java.lang.NullPointerException
at org.mc4j.console.connection.wizard.ConnectionVisualPanel.isValid(ConnectionVisualPanel.java:174)
at java.awt.Component.invalidateIfValid(Unknown Source)
at...
2009-05-18 18:18:41 UTC in MC4J JMX Console