I cant preview my app

everytime try to preview my app on web apps it keeps on loading.It does not work on mac apps and when i downloaded the app tried to preview it but the app crashed each time i have video of this dm me on discord to see it
Kodex Ashar#0349 is my discord user name

Hi there, so when did this started, did you ever had the chance of previewing the app in the previewer or it always crashed?

Also you are making web app or smartphone?

Hi, Ashar_Hussain.

Thank you for reaching out. Seems like you ran into a common issue! Here is a solution in our documentation: Troubleshooting — FAQ - AppGyver. In case that does not help, do not hesitate to provide further context/screenshots so we can assist you further.