Permissions don't always cascade to child folders. Check the subfolders and confirm permissions exist there.
Even though it works in your stage environment, it is not a guarantee that it will work at the client site. Something is definitely configured different between the two.
Also, check to see if a firewall or router exists between the servers and shares. There may be routing rules at play or a firewall rule preventing access.
Jason...AKA CirqueDeSQLeil
_______________________________________________
I have given a name to my pain...MCM SQL Server, MVP
SQL RNNR
Posting Performance Based Questions - Gail Shaw[/url]
Learn Extended Events