Guest submission demo upload fails
 

When submitting a ban it says unable to upload, but only for the guest 'Submit a ban' option, if I log in it lets me upload them
Event Details
Details:
A demo failed to upload for a submission from (***@***.com)
Parent Function:
/includes/page-builder.php - 101
index.php - 23
Query String p=submit
IP xxx.xxx.xx.xx