Jasperreports-extensions-3.5.3.jar [2021] Download Guide
The JAR was built with a different JDK version than your runtime JVM. Solution: Run your application with Java 6 (or 5). Using Java 8 or later may trigger verification errors due to changes in bytecode structure.
: Newer versions (6.3.x+) have integrated many of these extensions into the core library. jasperreports-extensions-3.5.3 source code - Products jasperreports-extensions-3.5.3.jar download