Colleagues,
I have written a program, which uses a Comm package to talk to the serial port (I'm using Sun One). It's main class is the SerialPortEventListener:
public class CTesaComm extends javax.swing.JFrame implements SerialPortEventListener {
...
}
The program build successfully, but when i try to run it, like this:
java -cp . CTesaComm
It gives this error
Exception in thread "main" java.lang.NoClassDefFoundError: javax/comm/SerialPort
EventListener
at java.lang.ClassLoader.defineClass0(Native Method)
at java.lang.ClassLoader.defineClass(Unknown Source)
at java.security.SecureClassLoader.defineClass(Unknown Source)
at java.net.URLClassLoader.defineClass(Unknown Source)
at java.net.URLClassLoader.access$100(Unknown Source)
at java.net.URLClassLoader$1.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClassInternal(Unknown Source)
When I try to run my program without the -cp option, it gives this error:
Exception in thread "main" java.lang.NoClassDefFoundError: CTesaComm
Here's my CLASSPATH (system variable under XP):
C:\j2sdk1.4.2_04\lib\comm.jar; E:\n\kalaco\comm\app
The first one is the comm library, the latter one is the path to my program.
What am I doing wrong?
Thanks,
Nick
>>java -cp . CTesaComm
to
java -cp .;%CLASSPATH% CTesaComm