When you use OWA to create an email, a Red Cross cannot be used to write the email content.

[Problem description]
Some users use OWANewDuring an email, the email content area may contain a Red Cross and cannot be written .:

Or "the S/MIME control version installed on this computer is too old"

[Solution]
You can try to log onOutlook
Web
AccessThen, enter an "option" button at the bottom left. The "Email Security" project is displayed in the "option" screen on the right, click "Download" to install the S/MIME control.:

 

Another solution is:
Try to re-register the two components of DHTML (find dhtmled. ocx and triedit. dll in the c: \ Program Files \ common files \ microsoft shared \ triedit \ directory) and re-register the two files.
C: \> regsvr32 dhtmled. ocx/u
C: \> regsvr32 dhtmled. ocx
C: \> regsvr32 triedit. dll/u
C: \> regsvr32 triedit. dll

Summary: Windows Vista does not include DHTML editing controls. You must modify the web pages and Windows applications that use the control before you can continue to provide the wysiwyg html editor.

For more information about Vista + ie7.0owa, download and install the kb911829 and kb924334 patches in Exchange Server 2003.

Windows Vista or Internet Explorer 7.0 users accessOutlook Web AccessAn exception may occur. Download kb911829 or kb924334.

1. Windows Vista (kb911829) patch

In Microsoft Windows Vista beta 2 release, the dynamic HTML editing ActiveX control is deleted in Internet Explorer. Therefore, Microsoft Exchange is missing
Outlook Web AccessDepends on the function. This Updater replaces this function canceled on the Microsoft Exchange server, so Microsoft Exchange
Outlook Web AccessContinue to work normally.

Patch download: http://www.microsoft.com/downloads/details.aspx? Displaylang = ZH-CN & familyid = 5bc06e8a-08eb-4976-bc68-a03ebe3a2552 # quickinfocontainer

2. Internet Explorer 7.0 (kb924334) patch

When using the S/MIME control to write a mail on a client running Internet Explorer 7.0,Outlook Web Access(OWA) The form will stop responding and stop accessing the mail server running Exchange Server 2003. This update will solve this problem well.

Related KB:

Http://support.microsoft.com/kb/924334/en-us

 

Patch download: http://www.microsoft.com/downloads/details.aspx? Displaylang = ZH-CN & familyid = 41275dec-4c01-4c41-aa64-c9dbe5ea3f7e

3. Another Exchange Server (kb912939) patch

This update modifies
Outlook Web AccessTo allow the workflow application code to use the html post method in an email form or attachment.

Related KB:

Http://support.microsoft.com /? Kbid = 899394

Http://support.microsoft.com /? Kbid = 912939

Patch download: http://www.microsoft.com/downloads/details.aspx? Familyid = FFB0AA1B-1509-40F0-80B0-8F2374F0177D & displaylang = ZH-CN