# Validate field inputs - custom error message

**URL:** <https://community.noloco.io/t/validate-field-inputs-custom-error-message/1206>\
**Category:** Feature Requests\
**Created:** [September 9, 2024, 2:02pm UTC](https://community.noloco.io/t/validate-field-inputs-custom-error-message/1206 "2024-09-09T14:02:18Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Kieran](https://dub1.discourse-cdn.com/flex005/user_avatar/community.noloco.io/kieran/32/91_2.png) [@Kieran](https://community.noloco.io/u/Kieran)\
**Post date:** [September 9, 2024, 2:02pm UTC](https://community.noloco.io/t/validate-field-inputs-custom-error-message/1206/1 "2024-09-09T14:02:18Z")

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Is there a way to add a custom error message on the RegEx should match a specific pattern?

![Screenshot 2024-09-09 at 14.58.26](https://europe1.discourse-cdn.com/flex005/uploads/noloco/original/1X/8ee679891c7edc44818fd6797f0faad30a050f10.png)

For anyone needing a regex that matches and capital letters in a valid email address it is:  
 ![Screenshot 2024-09-09 at 15.01.06](https://europe1.discourse-cdn.com/flex005/uploads/noloco/original/1X/a545091e90c88517a720224f95e471bb1df6df80.png)

\[1\]+@[a-z0-9.-]+.[a-z]{2,}$

* * *

1. a-z0-9.\_%±