Re: [linux-audio-dev] Re: rosegarden dssi problem

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Chris Cannam wrote:

>On Wednesday 08 Feb 2006 19:17, Emanuel Rumpf wrote:
>  
>
>>I've added debug-output to MappedPluginSlot::~MappedPluginSlot
>>[...]
>>it's called 2 times in the non-working output, but no-times in the
>>working output.
>>    
>>
>
>Any chance you can get a stack trace of where it's called?  One way to do this 
>would be to add the line
>
>assert(0);
>  
>
This had no effect.

>at the top of MappedPluginSlot::~MappedPluginSlot().  That should cause a 
>crash in the sequencer process and (probably) show the KDE debug window with 
>a stack trace in it when the crash happens.  That won't tell us the whole 
>story, because the stack trace will only be for the sequencer process (it 
>won't indicate what the GUI process tried to get the sequencer to do) but it 
>should get us somewhere...
>
>Of course, this will only work if MappedPluginSlot::~MappedPluginSlot() is 
>never called except in the "incorrect" situation.  I just added an assert(0) 
>call to the function in my copy, and I found that the call never seems to be 
>reached in normal use, so I think this should be a safe assumption.
>
>  
>


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