XWEB: 500 Internal Server Error Displayed When Replying to Meeting Request in OWA

ID: Q232666

The information in this article applies to:

Microsoft Exchange Server, version 5.5
Microsoft Outlook Web Access, version 5.5

SYMPTOMS

When you attempt to use Outlook Web Access (OWA) to reply to a meeting request that has one or more recipients on the Bcc line, a 500 internal server error may be displayed.

CAUSE

This problem can occur when you do not have the necessary permissions to view the Bcc line. The information store is unable to find the recipients on the Bcc line and therefore, is unable to deliver the reply.

RESOLUTION

To resolve this problem, obtain the latest service pack for Exchange Server version 5.5. For additional information, please see the following article in the Microsoft Knowledge Base:

Q191014 XGEN: How to Obtain the Latest Exchange Server 5.5 Service Pack

The English version of this fix should have the following file attributes or later:

Component: Information Store

File name	Version
Gapi32.dll	5.5.2622.0
Mdbmsg.dll	5.5.2622.0
Netif.dll	5.5.2622.0
Store.exe	5.5.2622.0

STATUS

Microsoft has confirmed this to be a problem in Microsoft Exchange Server version 5.5. This problem was first corrected in Exchange Server 5.5 Service Pack 3.

Additional query words: XADM

Keywords : exc55 EXC55SP3Fix
Version : WINDOWS:5.5; winnt:5.5
Platform : WINDOWS winnt
Issue type : kbbug