How an arraylist face that error

HiHow an arraylist face that errorException in thread "Thread-3" java.lang.ArrayIndexOutOfBoundsException
[126 byte] By [Elnegm] at [2007-11-26 12:04:03]
# 1
If you have N items in an ArrayList then you are trying to access an item at index >= N or < 0.
sabre150 at 2007-7-7 12:29:58 > top of Java-index,Java Essentials,Java Programming...