This function has crashed

Hello guys,
i faced error whenever i hit random invalid url in my gatsbyjs website
I already set 404 page in my code but its not working
Help me out in this,

This function has crashed

Thanks

Hi @chintan1,

Sorry for the delay on this one - this ticket got lost in our internal issue tracking system.

Are you still facing an issue? I can visit that link and the page appears to load. Do you still need help with this?