Ghost boxes in Acrobat PDF
I have been forced to work in Adobe Pro to edit a document, and I am struggling with it in general. One major issue, however, is the appearance of mysterious blue boxes in the document. This typically happens after I delete an image or a table that was provided in the original document. I have tried everything I can think of to delete them, but with no luck. Here is an example:

I think they are text boxes you would use if you were making an editable form, but that is not what is being done here. On a tight deadline, so any good ideas are welcome!!