jcl, I report back that so far I have not seen the issue again, and I can't post the diag file cause it is blocked by Zorro. And if I stop Zorro without closing trades the diag file is closed. I will wait till next weekend, maybe when Zorro logs off it frees the handle of the diag file?

Last edited by Mithrandir77; 08/19/15 02:53.