How to Return JTable Cell Value From Class A to Class B

Asked Feb 21 '21 at 17:32

Active Feb 21 '21 at 22:05

Viewed 19 times

I would like to know why I am getting a NullPointerException when I am trying to return JTable cell value from class A to class B.

Any valuable feedback or suggestions to overcome the issue are highly appreciated!

edited Feb 21 '21 at 22:05

Andrew Thompson

asked Feb 21 '21 at 17:32

elton

1

please provide a https://stackoverflow.com/help/minimal-reproducible-example btw, the exception tells you exactly what the error is... in the line (mentioned in the "exception text"), something is null – JavaMan Feb 21 '21 at 17:42
[Why not upload images of code/errors when asking a question?](https://meta.stackoverflow.com/questions/285551/why-not-upload-images-of-code-errors-when-asking-a-question) – Abra Feb 21 '21 at 19:49
See [What is a stack trace, and how can I use it to debug my application errors?](http://stackoverflow.com/q/3988788/418556) & [What is a Null Pointer Exception, and how do I fix it?](http://stackoverflow.com/q/218384/418556) – Andrew Thompson Feb 21 '21 at 22:06

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