In som environments I get an error when I try to display a user form
from a VB6 com addin in Outlook.
Run-time error '406':
Non-modal forms cannot be displayed in this host application from an

im creating an COM Addin (OL 2000) with dynamic custom form in the
appointment item. I need to draw some custom element on the UserForm
using LineTo or DrawText. Does somebody know, if there are any
possibilities to catch the handle (hdc) of the UserForm?

I am able to catch the itemsAdd. itemsChange event.  I try to add some customized
properties in that item using the IMessage by calling item.get_MAPIObject((IUnknown
**)&spIMessage) .  
After made the changes within the itemsAdd/itemsChange event, I use IMessage->SaveChanges(0),

Is there any way to restrict user to edit tasks and delete them in his
Tasks folder using addin?
I can restrict single task deletions (when user presses delete button
in task form) using ItemEvents_10_BeforeDeleteEventHandler which has a

I wanted to know if Outlook 2007 support dashboard like feature where we can
view custom informations in the form of graph, list etc from webservice or
database.
Something that is provided by Business Contatc Manager but i want to build

One of my company's customers is experiencing a strange problem with an
Outlook add-in we built. The add-in is often disabled when some of the
users start Outlook, and they have to go into COM add-ins to add it
back. The problem is that this happens pretty regularly. They'd add the

A customer is experiencing the follow issue: We have an outlook addin. When
opening a certain .msg, Outlook will hang. On 're-launch' of Outlook, and
choosing [YES] to disable our addin, this .msg file is opened without issue.
I am trying to work with our developers, but wanted to ...

I have rather a strange problem that only happens when Word is used as the
editor with the new message window AND  when a second new message window is
opened. I am using Outlook 2003.
I am adding a command be to the new message window. When  I get a new

When I got the new inspector event, I will create a combo box and toolbar
to the commandbars on the inspector window. And try to add the OnChange
event using the call DispEventAdvise or AtlAdvise.
Both calls return S_OK. however, no one trigger the call when I change the

I have a addin where I add a new send button which stores the mail in
another system besides sending it.
When I don't use Word as editor I can keep track of which inspector
that should handle a button event by using the really good approach

I'm creating a CommandBarButton for Outlook that creates a new form in
the Click event handler.
The problem is that when I show the form it seems to be frozen and
accepts no user input.

Using VS 2005 VSTO.
How do I progrmatically add a custom Navigation Pane Tab. The current tabs
are (Mail, Calendar,Contacts,Tasks,Notes,Folder List, Shortcuts, Journal)
For my first attempt at a VSTO solution was to create a custom tab and

Is it possible to create (VBA) code that has the functionality of
"Actions -> Save Task Order"?
With this code I can display at least the tasks window:
Sub OrderTasks()

 I am writing a Addin for Outlook in C#. In the calender in Outlook, I am
looking to retrieve the date a user clicks on (i.e. if the user selects any
date on the calender  weather it has an appointment or not). I am able to
catch the event for when the user selects a date by ...

I have two vb6 com addins, one each for outlook and word. They both add
the same buttons to their app's toolbars.
Sometimes when i click on the Word addin's menu item it calls the
Outlook addin!?! Has anyone experienced this before? Please help, Im