VS/BTS Error "The system cannot find the file specified"

If you receive the error message "The system cannot find the file specified." with the exception code 80070002 while adding a disassembling schema in Visual Studio/BizTalk, it is because VS does not find the assembly from the referenced project with the schema. Just build the referenced project, and then you should be able to add the schema.

HAT error: ActiveView.ColumnAxis is null or not an object

When opening the BizTalk HAT, the following error occurs, if you have not installed Office XP's Web Components.



Install it from here: http://www.microsoft.com/downloads/details.aspx?FamilyID=982B0359-0A86-4FB2-A7EE-5F3A499515DD&displaylang=en