I have been trying to convert the fragments in to an experience fragment, the moment I am doing it, the content or images in are getting disappeared or being not visible to me, Please find the screenshots below of the error. Please let me know where is that I am making a mistake and how i needs to correct that?

Before converting to experience fragment

After converting the fragment into experience fragment

Also please do let me know if there is anyway to undo the "convert into an experience fragment", to get back to the original fragment.

It would be of great help if someone can help me solve this. Thank you.