# Multiple checkboxen

**URL:** <https://forum.kirupa.com/t/multiple-checkboxen/116115>\
**Category:** Uncategorized\
**Created:** [July 14, 2004, 6:55pm UTC](https://forum.kirupa.com/t/multiple-checkboxen/116115 "2004-07-14T18:55:43Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![mustang29](https://avatars.discourse-cdn.com/v4/letter/m/eb8c5e/32.png) [@mustang29](https://forum.kirupa.com/u/mustang29)\
**Post date:** [July 14, 2004, 6:55pm UTC](https://forum.kirupa.com/t/multiple-checkboxen/116115/1 "2004-07-14T18:55:43Z")

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Hey,

I’m working with mysql en php.

I have a form with checkboxen, but when I want to send them to the database, en get always an error. This error only comes when het checkbox isn’t checked. (error=undefined index).

Can someone help me to solve this problem?

Thx