# Bind parameter to attribute in a Data Type

**URL:** <https://forum.inductiveautomation.com/t/bind-parameter-to-attribute-in-a-data-type/41436>\
**Category:** Ignition\
**Tags:** ignition80\
**Created:** [December 11, 2020, 6:21pm UTC](https://forum.inductiveautomation.com/t/bind-parameter-to-attribute-in-a-data-type/41436 "2020-12-11T18:21:18Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![informatica](https://avatars.discourse-cdn.com/v4/letter/i/3ab097/32.png) [@informatica](https://forum.inductiveautomation.com/u/informatica)\
**Post date:** [December 11, 2020, 6:21pm UTC](https://forum.inductiveautomation.com/t/bind-parameter-to-attribute-in-a-data-type/41436/1 "2020-12-11T18:21:18Z")

</div>

Good afternoon.

I remember that in **Ignition 7** it was possible to **bind a parameter of a _Data Type_** to an attribute of the Data Type itself. But in **Ignition 8, this doesn’t work.**

- Data Type:

 ![image](https://us1.discourse-cdn.com/inductiveautomation/original/3X/2/f/2fa5f9aa5723eabed644a929876c26058ae45795.png)

* * *

 ![image](https://us1.discourse-cdn.com/inductiveautomation/original/3X/6/e/6e42e8c54e5b674a5c23587cbe2951252f2a974b.png)

- When I create the **instance** , the **parameter** is **null** but the attribute has value:

![image](https://us1.discourse-cdn.com/inductiveautomation/original/3X/0/d/0d7b7530a4100f169d39b146fc3941c33dab099e.png)

Best Regards.