error #2038

Hi
I'm trying to upload an xlsx file on another thread but when doing so a popup comes up with error #2038 and the file cannot be uploaded.
Could someone please kindly explain why this happens and what to do to resolve the issue?
All help appreciated

Re: error #2038

Hey thanks for that Macro Man I zipped the file and its loaded. Perhaps you can help me with what I need, the post is called - Excel to outlook calendar