Error - To open this document your computer must be running a version of Microsoft

This error occurs when Microsoft Office Word Web App the document does not open and the user receives an error message that resembles the following:

Microsoft Web App
To open this document (or presentation or spreadsheet), your computer must be running a version of Microsoft and a browser that supports opening files directly from the Office Web Apps.

To resolve this issue you will need to disable SharePoint Support in any previous version of Office installed on the machine and then repair Office 2010. If you are using Windows XP, follow the steps given below:
1. Go to Control Panel, Add Remove Programs
2. For each Office program that is not an Office 2010 program, select the item and click Change, Choose Add or Remove Features, Click Continue.
3. In Installation Options, expand Office Tools, Click Windows SharePoint Service Support, Choose Not Available, Click Continue. You must do this for all Office fanuky programs that are not Office 2010 including earlier versions of Office Project or Visio.
4. Once configuration is complete, In Add Remove Programs, click Office 2010, click Change, Choose Repair, Click Continue.

If you are using Windows Visat or Windows 7, follow the steps given below:

1. Go to Control Panel, Programs, Uninstall a Program.
2. For each Office program that is not an Office 2010 program, select the item and click Change, Choose Add or Remove Features, Click Continue.
3. In Installation Options, expand Office Tools, Click Windows SharePoint Service Support, Choose Not Available, Click Continue. You must do this for all Office family programs that are not Office 2010 including earlier versions of Office Project or Visio.
4. Once configuration is complete, in Programs, click Office 2010, click Change, Choose Repair, Click Continue.

Tags: Microsoft, Software, Troubleshooting

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