# AppiumLibrary throwing exception while adding to RED.xml file

**URL:** <https://forum.robotframework.org/t/appiumlibrary-throwing-exception-while-adding-to-red-xml-file/818>\
**Category:** Appium\
**Created:** [12 October 2020 11:17 UTC](https://forum.robotframework.org/t/appiumlibrary-throwing-exception-while-adding-to-red-xml-file/818 "2020-10-12T11:17:11Z")\
**Posts on this page:** 1\
**Showing post:** 2

<div class="post-metadata">

**Author:** ![rasjani](https://avatars.discourse-cdn.com/v4/letter/r/858c86/32.png) [@rasjani](https://forum.robotframework.org/u/rasjani)\
**Post date:** [12 October 2020 12:02 UTC](https://forum.robotframework.org/t/appiumlibrary-throwing-exception-while-adding-to-red-xml-file/818/2 "2020-10-12T12:02:41Z")

</div>

Appium Lib is using python3’s typing hints which are not compatible with Jython 2.7.2 that looks like what RED is been executed on…

Actually, its Appium-Python-Client which is dependency of robotframework-appiumlibrary which is not compatible with 2.7.2 as it is shipped now …

---

_[View the full topic](https://forum.robotframework.org/t/appiumlibrary-throwing-exception-while-adding-to-red-xml-file/818)._