java.lang.ClassNotFoundException: ch.qos.logback.classic.spi.ThrowableProxy?

Question

while starting my weblogic(having my app war file containing logback-classic-1.0.1.jar),i am getting below exception.Any suggestion ?

Answer 1

This error happens when spring applications jar are rebuilt, removed, or updated during execution.

Ref: https://github.com/spring-projects/spring-boot/issues/4968