Jbuilder 运行 Helloworld 出现这个是怎么回事？？
D:\JBuilder\jdk1.5\bin\javaw -classpath "C:\Documents and Settings\Sanmarco\jbproject\classes;D:\JBuilder\jdk1.5\lib\dt.jar;D:\JBuilder\jdk1.5\lib\jconsole.jar;D:\JBuilder\jdk1.5\lib\tools.jar;D:\JBuilder\jdk1.5\lib\htmlconverter.jar;D:\JBuilder\jdk1.5\jre\lib\im\thaiim.jar;D:\JBuilder\jdk1.5\jre\lib\im\indicim.jar;D:\JBuilder\jdk1.5\jre\lib\rt.jar;D:\JBuilder\jdk1.5\jre\lib\plugin.jar;D:\JBuilder\jdk1.5\jre\lib\ext\sunjce_provider.jar;D:\JBuilder\jdk1.5\jre\lib\ext\sunpkcs11.jar;D:\JBuilder\jdk1.5\jre\lib\ext\localedata.jar;D:\JBuilder\jdk1.5\jre\lib\ext\dnsns.jar;D:\JBuilder\jdk1.5\jre\lib\jsse.jar;D:\JBuilder\jdk1.5\jre\lib\charsets.jar;D:\JBuilder\jdk1.5\jre\lib\javaws.jar;D:\JBuilder\jdk1.5\jre\lib\jce.jar;D:\JBuilder\jdk1.5\jre\lib\deploy.jar" Hello
java.lang.NoClassDefFoundError: Hello
Exception in thread "main"
