Dynamically upload multiple documents

Hi All,
I have a requirement regarding SAIL editable grid. I need to upload multiple documents dynamically. So I kept a file upload field in editable grid and trying to capture the value into multiple documents pv. But I was getting some error.

Kindly do the needful,
Thanks

GridFileUpload.doc

OriginalPostID-219182

OriginalPostID-219182

  Discussion posts and replies are publicly visible