<p></p>
<p dir="auto">Tested with pv $du too.<br>
Even if explicitly set to null pv $du the result is the same.</p>
<pre><code> 721 xlog("du [$du]\n");
 722 $var(var_du) = $du;
 723 xlog("var_du [$var(var_du)] len=$(var(var_du){s.len})\n");
 724 $du=$null;
 725 xlog("du1 [$du]\n");
 726 $var(var_du1) = $du;
 727 xlog("var_du1 [$var(var_du1)] len=$(var(var_du1){s.len})\n");
</code></pre>
<p dir="auto">Log output:<br>
36084 Nov 12 14:14:36 ims_dev-107 kamailio_scscf[10334]:  1(10383) ERROR: *** cfgtrace:dbg_cfg_trace(): request_route=[REGISTER] c=[/etc/kamailio_scscf/kamailio.cfg] l=721 a=25 n=xlog<br>
36085 Nov 12 14:14:36 ims_dev-107 kamailio_scscf[10334]:  1(10383) DEBUG: pv [pv_core.c:1427]: pv_get_dsturi(): no destination URI<br>
36086 Nov 12 14:14:36 ims_dev-107 kamailio_scscf[10334]:  1(10383) ERROR: <script>: <strong>du []</strong><br>
36087 Nov 12 14:14:36 ims_dev-107 kamailio_scscf[10334]:  1(10383) ERROR: *** cfgtrace:dbg_cfg_trace(): request_route=[REGISTER] c=[/etc/kamailio_scscf/kamailio.cfg] l=722 a=63 n=assign<br>
36088 Nov 12 14:14:36 ims_dev-107 kamailio_scscf[10334]:  1(10383) DEBUG: pv [pv_core.c:1427]: pv_get_dsturi(): no destination URI<br>
36089 Nov 12 14:14:36 ims_dev-107 kamailio_scscf[10334]:  1(10383) ERROR: *** cfgtrace:dbg_cfg_trace(): request_route=[REGISTER] c=[/etc/kamailio_scscf/kamailio.cfg] l=723 a=25 n=xlog<br>
36090 Nov 12 14:14:36 ims_dev-107 kamailio_scscf[10334]:  1(10383) ERROR: <script>: <strong>var_du [0] len=1</strong><br>
36091 Nov 12 14:14:36 ims_dev-107 kamailio_scscf[10334]:  1(10383) ERROR: *** cfgtrace:dbg_cfg_trace(): request_route=[REGISTER] c=[/etc/kamailio_scscf/kamailio.cfg] l=724 a=63 n=assign<br>
36092 Nov 12 14:14:36 ims_dev-107 kamailio_scscf[10334]:  1(10383) ERROR: *** cfgtrace:dbg_cfg_trace(): request_route=[REGISTER] c=[/etc/kamailio_scscf/kamailio.cfg] l=725 a=25 n=xlog<br>
36093 Nov 12 14:14:36 ims_dev-107 kamailio_scscf[10334]:  1(10383) DEBUG: pv [pv_core.c:1427]: pv_get_dsturi(): no destination URI<br>
36094 Nov 12 14:14:36 ims_dev-107 kamailio_scscf[10334]:  1(10383) ERROR: <script>: <strong>du1 []</strong><br>
36095 Nov 12 14:14:36 ims_dev-107 kamailio_scscf[10334]:  1(10383) ERROR: *** cfgtrace:dbg_cfg_trace(): request_route=[REGISTER] c=[/etc/kamailio_scscf/kamailio.cfg] l=726 a=63 n=assign<br>
36096 Nov 12 14:14:36 ims_dev-107 kamailio_scscf[10334]:  1(10383) DEBUG: pv [pv_core.c:1427]: pv_get_dsturi(): no destination URI<br>
36097 Nov 12 14:14:36 ims_dev-107 kamailio_scscf[10334]:  1(10383) ERROR: *** cfgtrace:dbg_cfg_trace(): request_route=[REGISTER] c=[/etc/kamailio_scscf/kamailio.cfg] l=727 a=25 n=xlog<br>
36098 Nov 12 14:14:36 ims_dev-107 kamailio_scscf[10334]:  1(10383) ERROR: <script>: <strong>var_du1 [0] len=1</strong></p>

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