Re: java.lang.NoClassDefFoundError

Please double-check the your jar filename, is pg73jdbc.jar or pg73jdbc3.jar?

Becerra Lagos Ana Lilian wrote:

>But now
>I get
>
>C:\j2sdk1.4.1_07\bin>java -classpath c:\j2sdk1.4.1_07\lib\pg73jdbc.jar;. Example
>2
>Checking if Driver is registered with DriverManager.
>Couldn't find the driver!
>Let's print a stack trace, and exit.
>java.lang.ClassNotFoundException: org.postgresql.Driver
> at java.net.URLClassLoader$1.run(URLClassLoader.java:198)
> at java.security.AccessController.doPrivileged(Native Method)
> at java.net.URLClassLoader.findClass(URLClassLoader.java:186)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:299)
> at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:272)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:255)
> at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:315)
> at java.lang.Class.forName0(Native Method)
> at java.lang.Class.forName(Class.java:140)
> at Example2.main(Example2.java:10)
>
>:(
>
>
>
>-----Mensaje original-----
>De: William Lai [mailto:wlai2768(at)gmail(dot)com]
>Enviado el: Martes, 18 de Enero de 2005 12:25
>Para: Becerra Lagos Ana Lilian
>CC: pgsql-jdbc(at)postgresql(dot)org
>Asunto: Re: [JDBC] java.lang.NoClassDefFoundError
>
>Hi,
>
>Did you try,
>
>java -classpath c:\path\to\pg73jdbc3.jar;. Example2
>
>Have a nice day,
>William
>
>Becerra Lagos Ana Lilian wrote:
>
>
>
>>Hi,
>>
>>
>>
>>Could you help me in my program JAVA with jdbc Postgre
>>
>>I have my simple code
>>
>>
>>
>>import java.sql.DriverManager;
>>
>>import java.sql.Connection;
>>
>>import java.sql.SQLException;
>>
>>
>>
>>public class Example2 {
>>
>> public static void main(String[] argv) {
>>
>> System.out.println("Checking if Driver is registered with
>>DriverManager.");
>>
>>
>>
>> try {
>>
>> Class.forName("org.postgresql.Driver");
>>
>> } catch (ClassNotFoundException cnfe) {
>>
>> System.out.println("Couldn't find the driver!");
>>
>> System.out.println("Let's print a stack trace, and exit.");
>>
>> cnfe.printStackTrace();
>>
>> System.exit(1);
>>
>> }
>>
>> }
>>
>> }
>>
>>
>>
>>Then I execute :
>>
>>javac Example2.java
>>
>>
>>
>>Then I execute
>>
>> java Example2
>>
>>
>>
>>but I get
>>
>>Exception in thread "main" java.lang.NoClassDefFoundError: Example
>>
>>
>>
>>Wich is my error ?
>>
>>I copied pg73jdbc3.jar in my path
>>
>>C:\j2sdk1.4.1_07\lib\
>>
>>Its have org.postgresql.Driver
>>
>>
>>
>>Thanks advanted
>>
>>ana
>>
>>Este correo es dirigido solo a las personas que aparecen como
>>destinatarios
>>y puede contener informaci�n confidencial o privilegiada.
>>Si usted recibi� este correo por error, por favor notificar
>>inmediatamente
>>al emisor y elimine el correo original. Cualquier otro uso de este correo
>>esta prohibido.
>>
>>******************************************************************************************************
>>
>>
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>>privileged or
>>confidential information. If you have received it in error, please
>>notify the sender
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>>
>>
>Este correo es dirigido solo a las personas que aparecen como destinatarios
>y puede contener informaci�n confidencial o privilegiada.
>Si usted recibi� este correo por error, por favor notificar inmediatamente
>al emisor y elimine el correo original. Cualquier otro uso de este correo
>esta prohibido.
>
>******************************************************************************************************
>
>This message is for the designated recipient only and may contain privileged or
>confidential information. If you have received it in error, please notify the sender
>immediately and delete the original. Any other use of the email is prohibited.
>
>
>