WorkPlace Tech Tool "Application Menu" and some "Tools Menu" entries missing or grayed out.

[Product_Support]

Issue

When attempting to run the WorkPlace Tech Tool,

1. Application Menu missing or grayed out.
2. All WorkPlace Tech Tool related entries in the Tools menu are grayed out or missing.  
3. Project Toolbars are not displayed.
4. "Unknown error occurred in an add-on to WorkPlace Tech"

Environment

WorkPlace Tech Tool 5.7.4 and later versions
Microsoft  Visio 2003 or Visio 2007
Microsoft Windows XPsp2, XPsp3,  Vista or Windows 7

Cause

Various causes beyond the scope of this article.

Resolution

There are several different reasons why these entries are grayed out or missing and therefore not selectable. The exact procedure for correcting the problem depends on the version of Visio and the version of Windows being used.

WorkPlace Tech with Visio 2007

1. Open Visio 2007
2. Open the Tools Pull down.
3. Select the Trust Center
4. Select Add-ins.
5. Verify that the box "Disable all Application Add-ins" is NOT checked.
6. At the bottom of the screen, COM Add-ins is the default selection. Press GO.
7. In the COM Add-ins box displayed, un-check the box for each third-party add-in. Click [OK] to apply.
8. Close Visio 2007
9. Delete the Visio Directory Cache file, as follows, depending on the version of Windows.
   1. If running Windows Vista or Windows 7, delete the file c:\Users\< username >\AppData\Local\Microsoft\Visio\content12.dat
   2. If running Windows XP, delete the file c:\Documents and Settings\< username >\Local Settings\Application Data\Microsoft\Visio\content12.dat
10. Open Visio 2007 and wait for the "Getting Started with Microsoft Visio" window to be displayed.
11. Close Visio 2007.
12. Open WPT, all menu items should be there.

Workplace Tech with Visio 2003

1. Open Visio 2003
2. Open the Tools menu.
3. Select Options, then Security.
4. Verify that the box for "Enable COM add-ins" is checked.
5. Check the box for "Enable Microsoft Visual Basic for Applications".
6. Check the box for "Enable Automation events"
7. Click [OK] to apply.
8. Open the Tools menu and select Macros then select "COM Add-ins"
9. Uncheck all third-party add-ins shown in the list.
10. Click [OK] to apply.
11. Close Visio 2003.
12. Delete the Visio Directory Cache file, as follows, depending on the version of Windows.
    1. If running Windows Vista or Windows 7, delete the file c:\Users\< username >\AppData\Local\Microsoft\Visio\content.dat
    2. If running Windows XP, delete the file c:\Documents and Settings\< username >\Local Settings\Application Data\Microsoft\Visio\content.dat
13. Open Visio 2003 and wait for the "Choose Drawing Type" window to be displayed.
14. Close Visio 2003
15. Open WPT, all menu items should be there.