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The information in this article applies to:

- Microsoft Works 2000
- Microsoft Works 6
- Microsoft Works Suite 2000
- Microsoft Works Suite 2001
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SYMPTOMS
========

When you run Microsoft Works, you may receive one of the following error
messages:

- Wkgdcache caused a general protection fault in module Unidrv.dll.

- Wkgdcache caused a general protection fault in module Wkgdcache.dll.

- Wkgdcache caused a general protection fault in module Envoydrv.drv.

CAUSE
=====

This behavior can occur if one of the following conditions is true:

- The printer driver for your printer is damaged.

- More than 300 fonts are installed on your computer.

RESOLUTION
==========

To resolve this issue, use the following methods in the order in which they are
presented.

Install the Latest Version of the Printer Driver for Your Printer
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Contact your printer manufacturer for information about how to obtain and install
the latest printer driver available for your printer.

For information about how to contact your printer manufacturer, click the
appropriate article number below to view the article in the Microsoft Knowledge
Base:

Q65416 Hardware and Software Third-Party Vendor Contact List, A-K

Q60781 Hardware and Software Third-Party Vendor Contact List, L-P

Q60782 Hardware and Software Third-Party Vendor Contact List, Q-Z

NOTE: If a multifunction printer is connected to your computer, you may need to
remove the printer driver and disconnect the printer. To do this:

1. Click Start, point to Settings, and then click Printers.

2. Right-click the multifunction printer, and then click Delete.

3. If you are prompted to confirm the deletion, click Yes.

4. If you are prompted to delete files that were only used for this printer,
click Yes.

5. Close the Printers window.

If the issue continues to occur, proceed to the next method.

Remove Extra Fonts
------------------

To check the number of fonts that are installed on your computer:

1. Click Start, point to Settings, and then click Control Panel.

2. Double-click Fonts.

3. Note the number of installed fonts displayed on the status bar at the bottom
of the Fonts window.

NOTE: If the status bar is not displayed, click Status Bar on the View menu.

If more than 300 fonts are installed on your computer, remove fonts that you do
not frequently use.

NOTE: Certain fonts are required by Microsoft Windows. Do not remove any of the
following fonts:

- Arial (including Arial Bold, Arial Italic, or any other variation of Arial)
- Book Antiqua
- Calisto MT
- Century Gothic (including any variation of Century Gothic)
- Copperplate Gothic (including any variation of Copperplate Gothic)
- Courier (including any variation of Courier)
- Courier New (including any variation of Courier New)
- Haettenschweiler
- Impact
- Lucida (including any variation of Lucida)
- Marlett
- Matisse ITC
- Modern
- News Gothic MT (including any variation of News Gothic MT)
- OCR A Extended
- MS Sans Serif 8,10,12,14,18,24
- MS Serif 8,10,12,14,18,24
- Small Fonts
- Symbol
- Symbol 8,10,12,14,18,24
- Tahoma (including any variation of Tahoma)
- Tempus Sans ITC
- Times New Roman (including any variation of Times New Roman)
- Verdana (including any variation of Verdana)
- Webdings
- Westminster
- Wingdings

To remove a font:

1. In the Fonts window, right-click the font that you want to remove, and then
click Delete.

2. If you are prompted to confirm the deletion, click Yes.

3. Repeat steps 1 through 2 to delete any other fonts that you want to delete.

4. When you finish deleting fonts, restart the computer.

If the issue continues to occur, proceed to the next method.

Reduce the Graphics Hardware Acceleration Setting
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To reduce the Graphics Hardware Acceleration setting on your computer:

1. Click Start, point to Settings, and then click Control Panel.

2. Double-click System.

3. Click the Performance tab, and then click Graphics.

4. Move the Hardware Acceleration slider until it is one notch to the right of
None (the Basic acceleration setting).

5. Click OK, and then click Close.

6. When you are prompted to restart the computer, click Yes.

7. If you encounter any problems after you reduce graphics hardware
acceleration, follow these steps to restore graphics hardware acceleration to
the original setting:

a. Restart Windows in Safe mode. To do this, follow the appropriate steps for
your operating system.

Microsoft Windows 98:

Restart your computer, press and hold down the CTRL key after your computer
completes the Power On Self Test (POST), and then choose Safe Mode from
the Startup menu.

Microsoft Windows 95:

Restart your computer. When you see the "Starting Windows 95" message,
press the F8 key, and then choose Safe Mode from the Startup menu.

b. When Windows starts in Safe mode, click OK.

c. Repeat steps 1 through 6, but in step 4 move the Hardware Acceleration
slider back to its original position.

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