ejbGen help

[Manoj John]

anybody worked with ejbgen please help ,i got the error when using ejbGen,

java.lang.IllegalArgumentException
at sun.net.www.ParseUtil.decode(ParseUtil.java:155)
at sun.misc.URLClassPath$FileLoader.<init>(URLClassPath.java:857)
at sun.misc.URLClassPath$3.run(URLClassPath.java:315)
at java.security.AccessController.doPrivileged(Native Method)
at sun.misc.URLClassPath.getLoader(URLClassPath.java:309)
at sun.misc.URLClassPath.getLoader(URLClassPath.java:286)
at sun.misc.URLClassPath.getResource(URLClassPath.java:156)
at java.net.URLClassLoader$1.run(URLClassLoader.java:191)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:187)
at java.lang.ClassLoader.loadClass(ClassLoader.java:289)
at java.lang.ClassLoader.loadClass(ClassLoader.java:235)
at com.sun.tools.javadoc.DocletInvoker.<init>(DocletInvoker.java:69
at com.sun.tools.javadoc.Start.setDocletInvoker(Start.java:343)
at com.sun.tools.javadoc.Start.parseAndExecute(Start.java:170)
at com.sun.tools.javadoc.Start.begin(Start.java:121)
at com.sun.tools.javadoc.Main.execute(Main.java:41)
at com.sun.tools.javadoc.Main.main(Main.java:31)
javadoc: fatal exception
1 error


java.lang.IllegalArgumentException
at sun.net.www.ParseUtil.decode(ParseUtil.java:155)
at sun.misc.URLClassPath$FileLoader.<init>(URLClassPath.java:857)
at sun.misc.URLClassPath$3.run(URLClassPath.java:315)
at java.security.AccessController.doPrivileged(Native Method)
at sun.misc.URLClassPath.getLoader(URLClassPath.java:309)
at sun.misc.URLClassPath.getLoader(URLClassPath.java:286)
at sun.misc.URLClassPath.getResource(URLClassPath.java:156)
at java.net.URLClassLoader$1.run(URLClassLoader.java:191)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:187)
at java.lang.ClassLoader.loadClass(ClassLoader.java:289)
at java.lang.ClassLoader.loadClass(ClassLoader.java:235)
at com.sun.tools.javadoc.DocletInvoker.<init>(DocletInvoker.java:69
at com.sun.tools.javadoc.Start.setDocletInvoker(Start.java:343)
at com.sun.tools.javadoc.Start.parseAndExecute(Start.java:170)
at com.sun.tools.javadoc.Start.begin(Start.java:121)
at com.sun.tools.javadoc.Main.execute(Main.java:41)
at com.sun.tools.javadoc.Main.main(Main.java:31)
javadoc: fatal exception
1 error