Inherited this Exchange 5.5 installation. Most of the time it works o.k., however there's something wrong with Distribution Lists.<br><br>Create list in ExchAdmin. Add members. It shows up in GAL, and in company Outlook address books. You can choose the group as a recipient - but when you attempt to send a message, it just stays stuck in the outbox.<br><br>Any ideas? Clues to troubleshoot?