# The Associated Email or Device-Id (MAC) was wrong

**URL:** <https://community.purpleair.com/t/the-associated-email-or-device-id-mac-was-wrong/2787>\
**Category:** Troubleshooting\
**Created:** [November 22, 2022, 11:00pm UTC](https://community.purpleair.com/t/the-associated-email-or-device-id-mac-was-wrong/2787 "2022-11-22T23:00:03Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![Anthony\_Trattenero](https://sea2.discourse-cdn.com/flex020/user_avatar/community.purpleair.com/anthony_trattenero/32/1510_2.png) [@Anthony\_Trattenero](https://community.purpleair.com/u/Anthony_Trattenero)\
**Post date:** [November 22, 2022, 11:00pm UTC](https://community.purpleair.com/t/the-associated-email-or-device-id-mac-was-wrong/2787/1 "2022-11-22T23:00:03Z")

</div>

I received two purpleair PA -II sensors. We received them from the Ventura County of Education (VCOE).

When trying to registrar with email addresses all I get

No association - try again?

The Associated Email or Device-Id (MAC) was wrong. These can be found in your shipping notice. Please check your info and try again - or email [contact@purpleair.com](mailto:contact@purpleair.com) for assistance.

I tried both VCOE and my Simi Valley Schools District email. Also we don’t have the shipping notice.

**I have tried calling 1800 474.0696 after a short time the call drops. Also, I have Emailed 3 times . NO response !**