TypeError: iFrame.renderTeXView is not a function

[Safeek-S]

Important: If this is an HTML or styling-related question, please refer to the relevant documentation.

Question: Are you using the latest version of flutter_tex package?
**Answer:**YES

Question: If you are looking for a feature, have you watched the Demo Video and gone through the examples folder?
**Answer:**YES
TypeError: iFrame.renderTeXView is not a function
packages/flutter_tex/js/flutter_tex.js 29:24 initWebTeXView
packages/flutter_tex/js/flutter_tex.js 35:9
I'm facing this issue while I tried to show math equations in flutter web app. This error occurred which I switched from one question to another.

[Shahxad-Akram]

How do I reproduce this?