Example

public Class ClassA public Class {
private char name';
private int value;

}
Solution
In the example ClassA is an userdefined exception class but the fileds 'name' and 'value' have not been dclared as 'final'. The fields of a user defined exception should always be declared as 'final'

public Class ClassA public Class {
private final char name = 'a';
private final int value = 5;

}