Run a program in Java
sima88
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sima88 Posted messages 93 Status Member -
sima88 Posted messages 93 Status Member -
Hello
I can't execute my Java program on Linux, a message appears for any program I try to run:
It's really urgent, please help me
Thanks in advance!
Configuration: Linux / Firefox 3.5.9
I can't execute my Java program on Linux, a message appears for any program I try to run:
root@admine:/home/admine/Bureau/java# java tcpclient Exception in thread "main" java.lang.NoClassDefFoundError: tcpclient Caused by: java.lang.ClassNotFoundException: tcpclient at java.net.URLClassLoader$1.run(URLClassLoader.java:217) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:205) at java.lang.ClassLoader.loadClass(ClassLoader.java:319) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:294) at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:332) Could not find the main class: tcpclient. Program will exit.
It's really urgent, please help me
Thanks in advance!
Configuration: Linux / Firefox 3.5.9
3 answers
Well, apparently the support for the java tcpclient class is not present on your system. Start by updating your JRE.
Java is not my specialty, but if we are to believe what is here:
http://www.java2s.com/Open-Source/Java-Document/6.0-JDK-Modules-sun/security/sun/security/krb5/internal/TCPClient.java.java-doc.htm
... you would need a java6. Under debian here is the package you would probably need to install:
... with the commands:
Then I suppose your program should start correctly...
Good luck.
Java is not my specialty, but if we are to believe what is here:
http://www.java2s.com/Open-Source/Java-Document/6.0-JDK-Modules-sun/security/sun/security/krb5/internal/TCPClient.java.java-doc.htm
... you would need a java6. Under debian here is the package you would probably need to install:
(mando@aldur) (~) $ apt-cache search java | grep java | grep jre | grep 6 sun-java6-jre - Sun Java(TM) Runtime Environment (JRE) 6 (architecture independent files)
... with the commands:
aptitude update aptitude safe-upgrade aptitude install sun-java6-jre
Then I suppose your program should start correctly...
Good luck.
If your Java program has a .jar extension, you need to do
Otherwise, under Linux, Open JDK is more recommended than Sun Java 6 (unless you want Java in Firefox 3.6)
Free software is open source, but open source software is not necessarily free.
SMS has spelling mistakes, but spelling mistakes are not SMS ;)
java -jar my-program.jar
Otherwise, under Linux, Open JDK is more recommended than Sun Java 6 (unless you want Java in Firefox 3.6)
Free software is open source, but open source software is not necessarily free.
SMS has spelling mistakes, but spelling mistakes are not SMS ;)
