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Qt-interest Archive, December 2006
X-Render problems


Message 1 in thread

Hi,

maybe others have had these problems before: when start a Qt4 program on
Linux (tried RHEL 3 with xlibs from XFree 4.3 and Debian) and display it
on Windows (tried with Exceed 10 and cygwin xorg 6.8.99) I get
Render-Errors and the QPixmaps in QListViews do not display any more
(unless the line is selected; strangely pixmaps in labels still work).

So far I was able to "fix" the problem by deactivating the RENDER
extension of  the X server.

These are the two types of error messages I get on the Linux console on
which I run my program:

X Error: BadMatch (invalid parameter attributes) 8
  Extension:    147 (RENDER)
  Minor opcode: 4 (RenderCreatePicture)
  Resource id:  0x2004c3

X Error: RenderBadPicture (invalid Picture parameter) 165
  Extension:    147 (RENDER)
  Minor opcode: 8 (RenderComposite)
  Resource id:  0x2004ca


Has anybody else run into this? Is there a better solution than to disable
RENDER?



    Konrad

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Message 2 in thread

Hi,

> Has anybody else run into this? Is there a better solution than to disable
> RENDER?

I may be wrong of course, but this looks like an Exceed bug. You could 
disable Xrender support while building Qt:
	configure -no-xrender ...

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