# Invalid H:\ Drive
You receive an "Error " error message when you try to install or remove a Microsoft program Symptoms When you try to install or remove any one of the products listed in the "Applies To" section, you may receive an error message that resembles the following: Error 1606: Could Not Access Network Location
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Cause This issue may occur if there is an incorrect setting in one of the following registry subkeys:
- HKEY\_CURRENT\_USER\\Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\User Shell Folders - HKEY\_LOCAL\_MACHINE\\Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\User Shell Folders
To have us fix this problem for you, go to the "[Fix it for me](http://support.microsoft.com/kb/886549#FixItForMeAlways)" section. To fix this problem yourself, go to the "[Let me fix it myself](http://support.microsoft.com/kb/886549#LetMeFixItMyselfAlways)" section. Note This Fix it package can automatically recover all the registry entries that are listed in the following tables.
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Resolution Method 1 Fix it for me Let me fix it myself Important This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base: [322756](http://support.microsoft.com/kb/322756) How to back up and restore the registry in Windows To resolve this issue yourself, follow these steps:
1. Click Start, click Run, type Regedit.exe, and then click OK. 2. Locate and then click the following registry subkey: HKEY\_CURRENT\_USER\\Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\User Shell Folders 3. In the right pane, verify that the values are the same as the values in the following table. If each value matches the table, go to step 7.
For Windows Vista, Windows 7 and Windows Server 2008
Value name Type Value data
{374DE290-123F-4565-9164-39C4925E467B} REG\_EXPAND\_SZ %USERPROFILE%\\Downloads
AppData REG\_EXPAND\_SZ %USERPROFILE%\\AppData\\Roaming
Cache REG\_EXPAND\_SZ %USERPROFILE%\\AppData\\Local\\Microsoft\\Windows\\Temporary Internet Files
Cookies REG\_EXPAND\_SZ %USERPROFILE%\\AppData\\Roaming\\Microsoft\\Windows\\Cookies
Desktop REG\_EXPAND\_SZ %USERPROFILE%\\Desktop
Favorites REG\_EXPAND\_SZ %USERPROFILE%\\Favorites
History REG\_EXPAND\_SZ %USERPROFILE%\\AppData\\Local\\Microsoft\\Windows\\History
LocalAppData REG\_EXPAND\_SZ %USERPROFILE%\\AppData\\Local
My Pictures REG\_EXPAND\_SZ %USERPROFILE%\\Pictures
My Music REG\_EXPAND\_SZ %USERPROFILE%\\Music
My Video REG\_EXPAND\_SZ %USERPROFILE%\\Videos
NetHood REG\_EXPAND\_SZ %USERPROFILE%\\AppData\\Roaming\\Microsoft\\Windows\\Network Shortcuts
Personal REG\_EXPAND\_SZ %USERPROFILE%\\Documents
PrintHood REG\_EXPAND\_SZ %USERPROFILE%\\AppData\\Roaming\\Microsoft\\Windows\\Printer Shortcuts
Programs REG\_EXPAND\_SZ %USERPROFILE%\\AppData\\Roaming\\Microsoft\\Windows\\Start Menu\\Programs
Recent REG\_EXPAND\_SZ %USERPROFILE%\\AppData\\Roaming\\Microsoft\\Windows\\Recent
SendTo REG\_EXPAND\_SZ %USERPROFILE%\\AppData\\Roaming\\Microsoft\\Windows\\SendTo
Start Menu REG\_EXPAND\_SZ %USERPROFILE%\\AppData\\Roaming\\Microsoft\\Windows\\Start Menu
Startup REG\_EXPAND\_SZ %USERPROFILE%\\AppData\\Roaming\\Microsoft\\Windows\\Start Menu\\Programs\\Startup
Templates REG\_EXPAND\_SZ %USERPROFILE%\\AppData\\Roaming\\Microsoft\\Windows\\Templates
For Windows XP and for Windows Server 2003
Value name Type Value data
AppData REG\_EXPAND\_SZ %USERPROFILE%\\Application Data
Cache REG\_EXPAND\_SZ %USERPROFILE%\\Local Settings\\Temporary Internet Files
Cookies REG\_EXPAND\_SZ %USERPROFILE%\\Cookies
Desktop REG\_EXPAND\_SZ %USERPROFILE%\\Desktop
Favorites REG\_EXPAND\_SZ %USERPROFILE%\\Favorites
History REG\_EXPAND\_SZ %USERPROFILE%\\Local Settings\\History
Local AppData REG\_EXPAND\_SZ %USERPROFILE%\\Local Settings\\Application Data
Local Settings REG\_EXPAND\_SZ %USERPROFILE%\\Local Settings
My Pictures REG\_EXPAND\_SZ %USERPROFILE%\\My Documents\\My Pictures
NetHood REG\_EXPAND\_SZ %USERPROFILE%\\NetHood
Personal REG\_EXPAND\_SZ %USERPROFILE%\\My Documents
PrintHood REG\_EXPAND\_SZ %USERPROFILE%\\PrintHood
Programs REG\_EXPAND\_SZ %USERPROFILE%\\Start Menu\\Programs
Recent REG\_EXPAND\_SZ %USERPROFILE%\\Recent
SendTo REG\_EXPAND\_SZ %USERPROFILE%\\SendTo
Start Menu REG\_EXPAND\_SZ %USERPROFILE%\\Start Menu
Startup REG\_EXPAND\_SZ %USERPROFILE%\\Start Menu\\programs\\Startup
Templates REG\_EXPAND\_SZ %USERPROFILE%\\Templates
1. 2. If any Name, Type, or Value does not match the table in step 3, right-click the Value name, and then click Delete. 3. In the left pane, right-click User Shell Folders, point to New, click Expandable String Value, type the Name value that you want from the table in step 3, and then press ENTER. 4. Right-click the value that you created in step 5, click Modify, type the value in the Value data box for the Value name, and then click OK. 5. Locate and then click the following registry subkey: HKEY\_LOCAL\_MACHINE\\Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\User Shell Folders 6. In the right pane, verify that the values are the same as the values in the following table. If each value matches the table, go to step 12.
For Windows Vista, Windows 7 and Windows Server 2008
Value name Type Value data
{3D644C9B-1FB8-4f30-9B45-F670235F79C0} REG\_EXPAND\_SZ %PUBLIC%\\Downloads
Common AppData REG\_EXPAND\_SZ %ProgramData%
Common Desktop REG\_EXPAND\_SZ %PUBLIC%\\Desktop
Common Documents REG\_EXPAND\_SZ %PUBLIC%\\Documents
Common Programs REG\_EXPAND\_SZ %ProgramData%\\Microsoft\\Windows\\Start Menu\\Programs
Common Start Menu REG\_EXPAND\_SZ %ProgramData%\\Microsoft\\Windows\\Start Menu
Common Startup REG\_EXPAND\_SZ %ProgramData%\\Microsoft\\Windows\\Start Menu\\Programs\\Startup
Common templates REG\_EXPAND\_SZ %ProgramData%\\Microsoft\\Windows\\Templates
CommonMusic REG\_EXPAND\_SZ %PUBLIC%\\Music
CommonPictures REG\_EXPAND\_SZ %PUBLIC%\\Pictures
CommonVideo REG\_EXPAND\_SZ %PUBLIC%\\Videos
For Windows XP and for Windows Server 2003
Value name Type Value data
Common AppData REG\_EXPAND\_SZ %ALLUSERSPROFILE%\\Application Data
Common Desktop REG\_EXPAND\_SZ %ALLUSERSPROFILE%\\Desktop
Common Documents REG\_EXPAND\_SZ %ALLUSERSPROFILE%\\Documents
Common Favorites REG\_EXPAND\_SZ %ALLUSERSPROFILE%\\Favorites
Common Programs REG\_EXPAND\_SZ %ALLUSERSPROFILE%\\Start Menu\\Programs
Common Start Menu REG\_EXPAND\_SZ %ALLUSERSPROFILE%\\Start menu
Common Startup REG\_EXPAND\_SZ %ALLUSERSPROFILE%\\Start Menu\\Programs\\Startup
Common templates REG\_EXPAND\_SZ %ALLUSERSPROFILE%\\Templates
7. If any Name, Type, or Value does not match the table in step 8, right-click the Value name, and then click Delete. 8. In the left pane, right-click User Shell Folders, point to New, click Expandable String Value, type the Name value that you want from the table in step 8, and then press ENTER. 9. Right-click the value that you created in step 10, click Modify, type the value in the Value data box for the Value name, and then click OK. 10. Exit Registry Editor, and then restart the computer.
Method 2 If the issue still occurs, find registry keys. Below is a registry key reference of how the key is displayed for Microsoft Office in the registry:
The Version of Microsoft Office Displayed in Registry
Office 2010 14.0
Office 2007 12.0
Office 2003 11.0
Office XP 10.0
Office 2000 9.0
Office 97 8.0
To do this, follow the steps below:
1. Click Start, click Run, type Regedit.exe, and then click OK. 2. Locate and then click the following registry subkey: HKEY\_LOCAL\_MACHINE\\Software\\Microsoft\\Office 3. In the left pane,there any old Microsoft Office register keys that do not have any product associated with them. Note The picture below is an example for deleting an Office 2007 registery key. 4. In the left pane, right click the folder that you located and then click Delete. 5. Exit Registry Editor, and then restart the computer.
Note For those who failed to delete the register keys, try to right-click the key and click Permission. Make sure your user group (or you) have Full Control. It could be administrator or another account that has administrative privileges.
[Back to the top](http://support.microsoft.com/kb/886549#top) | [Give Feedback](http://support.microsoft.com/kb/886549#survey) Pasted from <[http://support.microsoft.com/kb/886549](http://support.microsoft.com/kb/886549)> REG QUERY "HKCU\\Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\User Shell Folders" REG QUERY "HKLM\\Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\User Shell Folders" REG ADD "HKCU\\Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\User Shell Folders" /v AppData /t REG\_EXPAND\_SZ /d %USERPROFILE%\\AppData\\Roaming /f REG ADD "HKCU\\Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\User Shell Folders" /v Favorites /t REG\_EXPAND\_SZ /d %USERPROFILE%\\Favorites /f Migrated to Passportal [https://us-clover.passportalmsp.com/digidocs/digidoc/app/4337118/339108#/view](https://us-clover.passportalmsp.com/digidocs/digidoc/app/4337118/339108#/view)