Got Exception calling java class in jar file from JRS

Hai friends.I Got a Exception When calling the class method in jar file.I comipled java class and created jar file.i want to call that class from jasper server .iReport is working fine.when came jasper server got a Exception is - IPName : Unsupported major.minor version 51.0 (unable to load class IPName) .Here IPName is my class can solve this [problem please explain.
netti royala's picture
Joined: Oct 28 2013 - 11:43pm
Last seen: 8 years 2 months ago

1 Answer:

Hi looks like there are two posts on this same subject. I answered the one that is more recently posted. Short version of answer: 

The major minor error is usually seen when a java class is compiled under Java 7 but executed under a Java 6 environment. 

tkavanagh's picture
Joined: Jul 7 2006 - 8:54am
Last seen: 8 years 6 months ago