[Tinyos-help] Problem when using PoolC

[Philip Levis]

On Dec 5, 2008, at 1:58 AM, behnaz.bostanipour at epfl.ch wrote:

>
> I realized that the value of  newmsg in  sendDataPkt() is most of  
> the time NULL.
> Should I initialize it or am I doing sth wrong?
> here is my wiring:

Pool returns NULL if it is empty. Can you check that it's not empty?  
This could happen because you have a memory leak and so the pool size  
shrinks over time or because packets are not draining as fast as they  
are being generated (so the pool runs out).

Phil