You got it again. I added RemoveHandler to the FormRegionClosed event and there's now only one call to my event handler. Thank you very...

I'm trying to figure out why ActiveExplorer is returning NULL when the user is a new user login (logged into windows for the first time) and then...

Hello, I have a custom VSTO Addin with FormRegion. In that add_in I wan't to hook to the events triggered when a user presses Reply or Forward...

Hi, I need to retrieve recipients' email addresses and sender's email address when an ItemSend event is raised. I just cannot get them, even I use...

I have a sample program below that I'm trying to convert to the newer mso.tlh (the code has not been updated for years). So, I had to add all of the...

Hi, all: When I send an email from Outlook add-in, in the mail item, can I add the signature that user normally uses in to it, without creating one...

I've been using this successfully to determine whether an item object is a contact, task or appointment, but I have a related problem: Since all...

Hello All, I am developing an Outlook 2007 addin using VisualStudio 2008 and C#. My goal is to create an email inside a user created folder. I...

Hi all, I have created an outlook addin and added toolbar on an inspector open event in inspector. When user click on a button on toolbar, new modal...

Hi all, I have created an outlook addin and added toolbar in an inspector on an inspector open even. When user click a button on toolbar ,new...

AddressGrabber uses its patented contact capture technology to identify contact details such as First Name, Last Name, Company, Address, City ,...

hi all. how to add a new group into Message ribbon of mail.compose inspector? what should i do? I use c# and outlook 2007. thank all

I have a user that has tried to install out VSTO OL2007 Addin onto OL2010 (Beta). Ken Slovak had previously said he thought it would install and...

Hello All, I am developing an Outlook 2007 addin using VisualStudio 2008 and C#. My goal is to create a distList inside a contacts folder which is...

Outlook 2007 Add-In 2005 VSTO Second Edition In Outlook 2007, with regard to an existing AppointmentItem, when pressing the "Send Cancellation"...

hi all. i built a gallery on a xml ribbon. in xml file, the gallery has structu gallery id="glrSymbolic" ...

I'm trying to persist a custom property with a message within our company. I can add a custom property on the send event and see it in the other...

An Outlook add-in is not working correctly on a client site. The add-in should change the Categories of an Inbox email. We want the Categories to...

Hi, I am trying to add my very own Navigation strip to the Outlook 2007 Navigation Pane. I want it to appear amongst the 'Mail' 'Calendar' 'Tasks'...

Hi all, I would like to add a button to a ribbon on the new message window. I would like to add this button as the first button on the message...