When I tried to start Dr.java under windows Vista, I got a message of "java.lang.exceptionininitializererro" and the program won't start. I tried both windows app and jar file and none of them works. I am 100% sure that I did install the JDK and did the environment configuration. Please help!
Are you using the latest version of DrJava from our website? http://drjava.org
Can you press on the "More Information" button, then on the "Copy This Error" button, and then paste the information that was copied into the clipboard into this website, please?