hai, I have installed JDK 1.2.2 on Redhat 6.1, i am able to compile and run java programs , but rmi is giving problems, when i type rmic it is giving the following error. Please tell me how to rectify the problem. java.lang.NoClassDefFoundError: sun/rmi/rmic/Main at java.lang.Throwable.<init>(Throwable.java:40) at java.lang.Error.<init>(Error.java:21) at java.lang.LinkageError.<init>(LinkageError.java:21) at java.lang.NoClassDefFoundError.<init>(NoClassDefFoundError.java:21) Thanking you in anticipation. bye balaji ---------------------------------------------------------------------- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]