Rare Crash Probably heap Corruption

esteemed colleagues,

we are facing with a rare crash in your service, which occurs once in a few
months only as isolated incident.since the crash is an access violation we
suspected heap corruption and tried to enable pageheap on the box, but
still we are not able to trace the source. i am posting here the output of
analyze -v to start with, and if one of you have hte time to help me with
pointers, I am willing to post what ever information you need.

i have already read this article:


but it hasn’t helped so far in this scenario.

I have also read this article to understand heaps better: