# Uncaught (in promise): Error: StaticInjectorError(AppModule)

**URL:** <https://forum.ionicframework.com/t/uncaught-in-promise-error-staticinjectorerror-appmodule/131248>\
**Category:** ionic-v3\
**Created:** [May 24, 2018, 8:23am UTC](https://forum.ionicframework.com/t/uncaught-in-promise-error-staticinjectorerror-appmodule/131248 "2018-05-24T08:23:08Z")\
**Posts on this page:** 1\
**Showing post:** 4

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**Author:** ![Oshadhi](https://avatars.discourse-cdn.com/v4/letter/o/3ec8ea/32.png) [@Oshadhi](https://forum.ionicframework.com/u/Oshadhi)\
**Post date:** [May 15, 2019, 7:52am UTC](https://forum.ionicframework.com/t/uncaught-in-promise-error-staticinjectorerror-appmodule/131248/4 "2019-05-15T07:52:21Z")

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![image](https://global.discourse-cdn.com/ionicframework/original/3X/d/e/de8ed14c448c11867198d099778904a7647fce69.png)

I ran into this error after trying to set a global variable.

Followed this [How to change value of global variable on any files in Ionic?](https://forum.ionicframework.com/t/how-to-change-value-of-global-variable-on-any-files-in-ionic/103294/7)

@robinyo @rashnk

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