Ok so when i execute my GUI program, i get an exceptional error message that say

Question

Ok so when i execute my GUI program, i get an exceptional error message that says: For input string: "4234123422244486" at java.lang.NumberFormatException.forInputString(Unknown Source) at java.lang.Integer.parseInt(Unknown Source) at java.lang.Integer.parseInt(Unknown Source)

My program is supposed to validate a credit card number of the card holder and see if it is valid or invalid Using the Luhn Algorithm, the methods are done in my Data Manager Class and i have called them into my GUI Driver class file

GUI Driver Class:

Data Manager Class:

Is my execution proper in my actionListener method or am i missing a method?

Explanation / Answer

Hi,

Could u please share your project files ?

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