Spawner disappears, "busy with 0.0.0.0"

[DJ-Studd]

We've got a problem where spawners randomly disappear from DR and need to be restarted.

[2011/Mar/22|16:12:25] Console created, V-Ray Adv 1.50.SP5 for x64 from Apr 26 2010, 04:48:24

<snip>

[2011/Mar/23|10:29:24] Deleted server scene file "C:\Documents and Settings\Default User\Local Settings\Application Data\Autodesk\3dsmax\2009 - 64bit\enu\temp\vray_server_scene.max"

[2011/Mar/23|10:29:32] Starting DR session from 192.168.1.100

[2011/Mar/23|10:29:32] Receiving DR scene from 192.168.1.100

[2011/Mar/23|10:29:39] Resetting VRender.
[2011/Mar/23|10:29:39] Setting default filter kernel.
[2011/Mar/23|10:29:47] [VRender] Constructor entered (loading from file).
[2011/Mar/23|10:29:47] Setting default filter kernel.
[2011/Mar/23|10:29:47] [VRender] Constructor done.
[2011/Mar/23|10:29:47] Loading from file.
[2011/Mar/23|10:29:47] Loading filter parameters.
[2011/Mar/23|10:29:47] Loading done.
[2011/Mar/23|10:29:47] VRenderer destructor entered.
[2011/Mar/23|10:29:47] VRenderer destructor done.


[2011/Mar/24|15:07:32] warning: DR request received from 192.168.1.100, but currently busy with 0.0.0.0

[voltron7]

I got this message today in a scene all of a sudden, too. I am still checking, but I almost certain I had forgotten to install a plug-in (Autograss) on the slave machine...