No changes were really made to the network. The only thing I could think of is that I installed ORF on my exchange 2000 server about 3 weeks ago. -----Original Message----- From: Dolly Bareqet [mailto:dolly@xxxxxxxxxxxx] Sent: Sunday, January 05, 2003 2:46 AM To: Exchange List Subject: [exchangelist] RE: Requesting Data from MS Exchange Server http://www.MSExchange.org/ http://www.MSExchange.org/ Did you do any changes on the network? It happened to me last week when I changed my DNS server from machine A to B. Check your network settings include the Global Catalogue. Dolly