Answers Database


6.0, Compaq: Design Manager may give Unhandled Exception in 256 Color Mode.


Record #698

Product Family: Software

Product Line: M1 Graphical/General

Product Part: Design Manager

Product Version: 6.0

Problem Title:

6.0, Compaq: Design Manager may give Unhandled Exception in 256 Color Mode.


Problem Description:
Unhandled exception: a primitive has failed.
Handle Registry>>registerValueOf
Mask class(HostGraphics class)>>registerValueOf
[ ] optimized
BlockClosure >> valueOnUnwindDo
Mask(DisplaySurface)>>handleValue

Design Manager may issue an Unhandled exception after a
few minutes of use if the display is set to 256 color mode.


Solution 1:

CAUSE: This is probably a bug with the Compaq QVision driver.

SOLUTION: Do not use 256 color mode on Compaq QVision boards.




End of Record #698 - Last Modified: 01/17/96 15:26

For the latest news, design tips, and patch information on the Xilinx design environment, check out the Technical Tips!