<p></p>
<p>and we have the check of the value before at tmx/t_var.c 176:</p>
<pre><code> if(t->uac[branch].reply==NULL || t->uac[branch].reply==FAKED_REPLY)
                return 1;
</code></pre>
<p>So it seems other worker touched that shared memory part meanwhile</p>

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