This is my first post so I thought to start with a strange case that I was working on last week. Customer environment as follows: - Exchange 2010, with CAS configured properly for Outlook Anywhere. - TMG configured to publish Outlook Anywhere.  ...

If you are trying to reproduce unique virtual machines, always check the generalize checkbox (or use SYSPREP /generalize) to make sure the machine gets a new SID, NIC GUIDs and other identifiers, if you don't, your AD DS will have the impression that...

On March 29 th we posted an announcement to the EHLO blog about removing Update Rollup 3 for Exchange Server 2007 SP3 due to an issue that could result in database corruption. The Exchange Servicing team has fixed the reported issue with RU3 and is...

While doing custom development on SharePoint using Visual Studio, it is common to get "The security validation for this page is invalid". I give 2 simple steps to troubleshoot this issue, I assume that you did not yet go into playing with the Web Application...

Sometimes you need to build bulk query to select, update or insert data to SQL tables. The selected, updated or inserted data is dynamic and is selected based on data in many tables. An example of this is the following requirement: For each...