After installing Google Desktop, the top links searched in an Outlook message may not function. Some of these top links are "Reply", "Reply to All" or "View in Outlook". The problem is caused by Google Desktop add-in that may not be properly installed in Outlook. Other possible cause is the Outlook components are corrupted or missing. Follow any of below solutions to fix the problem:
Method I: Manually install Google Desktop Plug-in for Outlook
- Close Outlook and click the Start button on your Windows taskbar.
- Select Run, type regedit and hit Enter key on your keyboard.
- Navigate to HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Exchange\Client\Extensions
- In the right pane, right-click an empty area.
- Select New and then click String Value.
- Name the new string value as Google Desktop Search Outlook Addin.
- Right-click Google Desktop Search Outlook Addin and click Modify.
- Enter 4.0;C:\\Program Files\\Google\\Google Desktop Search\\GoogleDesktopOffice.dll;5;10000110000000;0001000000 as value into the data field.
- Close the registry editor, reboot the computer and open Outlook.
Note: If you will receive an error message that says "'add-in could not be installed or loaded" or "extension failed to initialize", simply rename extend.dat file to OLD_extend.dat. This file is located in C:\Documents and Settings\<user account name here>\Application Data\Microsoft\Outlook\
Method II: Fix Outlook components and missing files
- Open the Control Panel in Windows and choose Add or Remove Programs utility.
- Select Microsoft Office software in the list of installed programs.
- Click Change and then select Reinstall or Repair.
- Click Next and select Detect and Repair errors in my Office installation.
- Click Install.
- Reboot the computer when done and open Outlook program.