Microsoft knowledge base has an article on XP and video intensive programs. A second article is
here
Stop 0x000000EA" Error Message When You Run Video-Intensive Programs (Q314215)
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The information in this article applies to:
Microsoft Windows XP Professional
Microsoft Windows XP Home Edition
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SYMPTOMS
When you run a video-intensive program, such as a movie or a video game, you may receive one of the following stop error messages and bugcheck information:
STOP 0x000000EA, (0x81774538,0x81a8fc78,0x8193e490,0x00000001)
THREAD_STUCK_IN_DEVICE_DRIVER
Note that the four parameters after the stop code may be different.
CAUSE
This problem occurs because your computer has an Nvidia video card installed that uses the Nv4.sys video driver.
To see if your system is using one of these drivers use the following procedure:
Open Device Manager .
Under the Display Adapters icon, click to highlight the display adapter, right-click it, and then click Properties .
Under the Driver tab, press the Driver Details button to view the driver names.
If you have multiple display adapters, repeat these steps for each adapter.
If you have multiple Adapters in your system, it may be necessary to capture a memory dump and have it analyzed by Microsoft Product Support to determine which video adapter driver is at fault.
RESOLUTION
To resolve this problem, obtain an updated driver by contacting your video card manufacturer, or visit the following Nvidia Web site:
http://www.nvidia.com
The third-party contact information included in this article is provided to help you find the technical support you need. This contact information is subject to change without notice. Microsoft in no way guarantees the accuracy of this third-party contact information.
STATUS
Microsoft has confirmed this to be a problem in the Microsoft products that are listed at the beginning of this article.
MORE INFORMATION
For additional information about this stop code, click the article number below to view the article in the Microsoft Knowledge Base:
Q293078 Error Message: STOP 0x000000EA THREAD_STUCK_IN_DEVICE_DRIVER
The third-party products discussed in this article are manufactured by vendors independent of Microsoft; we make no warranty, implied or otherwise, regarding these products' performance or reliability.