InfoPath Dev

Hello, I have the same issue where I am not able to publish infopath forms to )365 which I was able to do months ago. Gives me error published but can only edit using infopath filler. I am greyed out for setting in the form settings and can only see few of them. Is there a way to publish the form?

I had an assignment to create list where a link has to be populated in the same list page so that users can approve or reject from same page by clicking a link. I was able to do that using SharePoint Designer 2010 Workflow. How ever I am struct at an issue. The list items have file attachments and when a user opens task form, a hyperlink must be ...