# BindingEngine in a nodejs application

**URL:** <https://discourse.aurelia.io/t/bindingengine-in-a-nodejs-application/3215>\
**Category:** Help Requests\
**Created:** [February 5, 2020, 11:58am UTC](https://discourse.aurelia.io/t/bindingengine-in-a-nodejs-application/3215 "2020-02-05T11:58:25Z")\
**Posts on this page:** 1\
**Showing post:** 16

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**Author:** ![elitemike](https://yyz1.discourse-cdn.com/flex027/user_avatar/discourse.aurelia.io/elitemike/32/690_2.png) [@elitemike](https://discourse.aurelia.io/u/elitemike)\
**Post date:** [February 19, 2021, 3:05pm UTC](https://discourse.aurelia.io/t/bindingengine-in-a-nodejs-application/3215/16 "2021-02-19T15:05:01Z")

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I may have solved the problem but I need to further test to make sure nothing weird is happening. If I pass the ValidationRules class to my existing code and set that as a property instead of relying on it being static, things seem to be working.

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