Word VBA宏中的错误，尝试将值插入书签

I'm trying to write a Word macro which inserts data from the Current User in Registry into predefined bookmarks in the document. I've got an ini-file which dictates what the names of each registry entry is, and that value is then imported into a loop in the Word Macro. This works fine (I think), but the Word macro needs to insert the data into the document as well. And this works fine if the bookmarks are there, but if they aren't, the macro seems to insert data anyway. I don't want that. I just want the macro to insert the data IF there's a bookmark coresponding to the name. I've made it so that each bookmark needs to be called ""Bookmark" & sBookMarkname".I'm trying to write a Word macro which inserts