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Unable to execute jar following stack trace.

Jigar Naik
Ranch Hand

Joined: Dec 12, 2006
Posts: 761

i'm using jasper report for generating report.

following is my java class for displaying report,

i have created jar(JR.jar) file

the entry of MANIFEST.MF

when i double click on JR.jar file it gives me the following error

I have tested the Jr.jar file with following command and got the following stack trace

i'm also bundeling all the requeired jar file in my JR.jar file

I'm using JBoss Eclipse IDE 1.6, Jasper Assist for creating jasper report.

and i have tried to create jar file from dos as well as IDE but getting the same error.

can anybody help me out ???

Jigar Naik

Maurizio Nagni
Ranch Hand

Joined: May 29, 2004
Posts: 75
You cannot include jars in a jar. The classloaders will not find classes inside of multiple jars.
To do this, you'll need to write ( or find) a custom classloader or better add classes to your JAR File's Classpath according to
Paul Sturrock

Joined: Apr 14, 2004
Posts: 10336

Not an advanced question. Moving...

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