Looks like you/service account don't have write permission to the drive/Email Folder.
I recommend something other than C:\ and in the drive/Folder properties, you can Setup explicit write permissions for the Service account.
Looks like you/service account don't have write permission to the drive/Email Folder.
I recommend something other than C:\ and in the drive/Folder properties, you can Setup explicit write permissions for the Service account.