java.lang.NoClassDefFoundError: org/apache/commons/lang3/ObjectUtils

Question

I\'m trying to code a program to read a CSV file and then make some stuff with it. I\'ve searching a lot, and finally I found out this library.

Some days ago I fin

Answer 1

It's seem that you are not using apache commons lang3 library : https://mvnrepository.com/artifact/org.apache.commons/commons-lang3