JDK1.5 s/w is freezing ?pls explain urgent

Dear sir,

I have created a GUI network s/w with the help of Java.net,java.util packages,when i run the application the GUI simply hangs.Is there any problem with the new Beta version of tiger jdk1.5, since my application is working fine in jdk1.4 version.Please help me.

Regards,

Narasimma prasad.R.

[324 byte] By [vinaii_naraprasad] at [2007-9-30 19:30:15]