[vtkusers] Xlib: unexpected async reply

[Jeff Lee]

Carlos Martínez Burgos wrote:

>Hi again.
>
>I think that the problem is not the code, because it runs without problems 
>on my desktop PC. The problem only arises when I run my program on a 
>laptop PC.
>
>Furthermore, some time ago I had another desktop PC with NVIDIA graphic 
>card, but it seems that the RedHat installation puts a default non 
>accelerated driver. In this case I had problems too, but then I downloaded 
>the a driver from the NVIDIA web site and it was resolved. This makes me 
>think that the problem is on the X drivers, but I'm not sure.
>
>What do you think? Has somebody the same problem?
>
Can you supply a snippet of code which causes the problem?
-Jeff

>
>Thanks.
>
>
>On Sun, 7 Jul 2002, Jeff Lee wrote:
>
>  
>
>>The cvs version has the fixes referred to by Randy.  As for why your 
>>code crashes, if you could come up with a simple example which 
>>demonstrates the problem I'll look at it.  
>>-Jeff
>>
>>Randy Heiland wrote:
>>
>>    
>>
>>>On Jul 5, 10:30am, Carlos Martínez Burgos wrote:
>>> 
>>>
>>>      
>>>
>>>>Subject: [vtkusers] Xlib: unexpected async reply
>>>>Hi all.
>>>>
>>>>I have compiled VTK libraries with java wrappers and everything is ok on
>>>>my desktop computer (with redhat linux). Then, I have copied the VTK tree
>>>>(sources and binaries) from my computer to a laptop (with redhat too) and
>>>>when I run my application I get an exception and my GUI frozes down. The
>>>>message of the exception says "Xlib: unexpected async reply (sequence
>>>>0xbd1)!"
>>>>
>>>>On the laptop I can run Mesa demos without problems, but I can't run my
>>>>VTK program. Furthermore, I run SimpleVTK.java program and everything is
>>>>ok too. Do you know why this problem happens? Could be a performance
>>>>problem?
>>>>
>>>>Thanks.
>>>>   
>>>>
>>>>        
>>>>
>>>Carlos,
>>>
>>>For the (possible) root cause of this problem, rf:
>>>
>>> http://www.faqs.org/faqs/x-faq/part7/section-15.html
>>>
>>>As to the solution, well, all I can say is that when I've got this error in the
>>>past, it was due to my Java app calling a render method and not invoking the
>>>"proper" render methods (with locks) provided by Jeff Lee in vtkPanel.java .
>>>Jeff, or someone else, would have to answer the question of which version of
>>>VTK has the correct version of vtkPanel.java to handle this.
>>>
>>>Good luck.
>>>
>>>--Randy
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>>>
>>> 
>>>
>>>      
>>>
>>    
>>
>
>  
>