. Cannot find reference Microsoft. Office. Core

Solution

Program

Table 1. Office 2003 applications with the same version number and signed with the same keyAnd Component Type Library

Office 2003 applications or components	Master InterOP Assembly name	Master InterOP Assembly namespace
Microsoft Access 11.0 Object Library	Microsoft. Office. InterOP. Access. dll	Microsoft. Office. InterOP. Access
Microsoft Excel 11.0 Object Library	Microsoft. Office. InterOP. Excel. dll	Microsoft. Office. InterOP. Excel
Microsoft forms 2.0 Object Library	Microsoft. VBE. InterOP. Forms. dll	Microsoft. VBE. InterOP. Forms
Microsoft Frontpage 6.0 Page Object Reference Library	Microsoft. Office. InterOP. frontpageeditor. dll	Microsoft. Office. InterOP. frontpageeditor
Microsoft Frontpage 6.0 web object reference library	Microsoft. Office. InterOP. FrontPage. dll	Microsoft. Office. InterOP. FrontPage
Microsoft Graph 11.0 Object Library	Microsoft. Office. InterOP. graph. dll	Microsoft. Office. InterOP. Graph
Microsoft infopath 1.0 Type Library	Microsoft. Office. InterOP. infopath. dll	Microsoft. Office. InterOP. infopath
Microsoft Office 11.0 Object Library	Office. dll	Microsoft. Office. Core
Microsoft Office Outlook View Control	Microsoft. Office. InterOP. outlookviewctl. dll	Microsoft. Office. InterOP. outlookviewctl
Microsoft Office Web Components 11.0	Microsoft. Office. InterOP. owc11.dll	Microsoft. Office. InterOP. owc11
Microsoft Outlook 11.0 Object Library	Microsoft. Office. InterOP. Outlook. dll	Microsoft. Office. InterOP. Outlook
Microsoft PowerPoint 11.0 Object Library	Microsoft. Office. InterOP. PowerPoint. dll	Microsoft. Office. InterOP. PowerPoint
Microsoft Project 11.0 Object Library	Microsoft. Office. InterOP. msproject. dll	Microsoft. Office. InterOP. msproject
Microsoft Publisher 11.0 Object Library	Microsoft. Office. InterOP. publisher. dll	Microsoft. Office. InterOP. Publisher
Microsoft smarttag 2.0 Type Library	Microsoft. Office. InterOP. smarttag. dll	Microsoft. Office. InterOP. smarttag
Microsoft Visio 11.0 Type Library	Microsoft. Office. InterOP. Visio. dll	Microsoft. Office. InterOP. Visio
Microsoft Visual Basic 6.0 extensibility	Microsoft. VBE. InterOP. dll	Microsoft. VBE. InterOP
Microsoft Word 11.0 Object Library	Microsoft. Office. InterOP. Word. dll	Microsoft. Office. InterOP. Word

Control Panel-> add and delete programs-> select change

Add a new feature-> select the first feature

This step is important. Pay attention to the red line on the graph. Otherwise there will be no updates !!

Add support for. net.

 

Last step

 

The first figure has been marked in blue. Why should I reference this class library !!

These two are Office 2003!