It is NOT an ISA issue. Here is your error and resolution. Hope it helps a.. When you attempt to send mail messages, you may receive an error message similar to: Message could not be opened from Outbox folder. b.. When you are connected to your Internet service provider (ISP) and you attempt to download mail messages, you may be prompted for your password again. NOTE: Also, when customer sends email, the following error message may appear: Message Could Not Be Opened From Outbox Folder, Account: <account name>MailAccount',Server:'<outgoing mail server name>', Protocol:SMTP,PORT:25,Secure(SSL):NO, Error Number:0x800420CB (various SRX cases have the error code mislabelled at 0x800420C8) Cause This behavior can occur if you have two identical accounts with different names or the Outbox.dbx file is corrupted. Resolution To resolve this behavior, remove the duplicate mail accounts. To do so, follow these steps: 1.. In Outlook Express, on the Tools menu, click Accounts. 2.. Click the Mail tab. 3.. Click a duplicate mail account, and then click Remove. Repeat this step until only one instance of the mail account remains. 4.. Click Close. If the earlier steps do not resolve the behavior, rename the Outbox.dbx file. Note that any items that remain in the Outbox folder in Outlook Express are permanently deleted after you perform the deletion. To do so, follow these steps: 1.. Quit Outlook Express. 2.. Right-click Start, and then click Find or Search. 3.. Search for the Outbox.dbx file. 4.. Right-click the file, click Delete, and then click Yes. 5.. Start Outlook Express, and then try to send the message again. ----- Original Message ----- From: "Beautiful Stranger" <aquariouss@xxxxxxxxx> To: "[ISAserver.org Discussion List]" <isalist@xxxxxxxxxxxxx> Sent: Thursday, October 09, 2003 6:40 PM Subject: [isalist] Re: error msg > http://www.ISAserver.org > > > it is an ISA question..... > I am running ISA server and my client is getting this > error msg > > __________________________________ > Do you Yahoo!? > The New Yahoo! Shopping - with improved product search > http://shopping.yahoo.com > > ------------------------------------------------------ > List Archives: http://www.webelists.com/cgi/lyris.pl?enter=isalist > ISA Server Newsletter: http://www.isaserver.org/pages/newsletter.asp > ISA Server FAQ: http://www.isaserver.org/pages/larticle.asp?type=FAQ > ------------------------------------------------------ > Other Internet Software Marketing Sites: > Leading Network Software Directory: http://www.serverfiles.com > No.1 Exchange Server Resource Site: http://www.msexchange.org > Windows Security Resource Site: http://www.windowsecurity.com/ > Network Security Library: http://www.secinf.net/ > Windows 2000/NT Fax Solutions: http://www.ntfaxfaq.com > ------------------------------------------------------ > You are currently subscribed to this ISAserver.org Discussion List as: jlyon@xxxxxxxxxxxxx > To unsubscribe send a blank email to $subst('Email.Unsub') > >