[Mauiusers] Maui exit by itself

[group hpc]

Hi,

I would like to find out why the maui scheduler suddenly exit by itself.
Does anyone know how to resolve this problem? The following is a last
log messgae before it exits.

07/14 14:11:06 MSURecvPacket(10,BufP,4,NULL,100000)
07/14 14:11:07 ServerProcessRequests()
07/14 14:11:07 INFO:     not rolling logs (6889559 < 10000000)
07/14 14:11:07 MResAdjust(NULL,0,0)
07/14 14:11:07 MStatInitializeActiveSysUsage()
07/14 14:11:07 MStatClearUsage([NONE],Active)
07/14 14:11:07 ServerUpdate()
07/14 14:11:07 MSysUpdateTime()
07/14 14:11:07 INFO:     starting iteration 1215
07/14 14:11:07 MRMGetInfo()
07/14 14:11:07 MClusterClearUsage()
07/14 14:11:07 MRMClusterQuery()
07/14 14:11:07 MPBSClusterQuery(META,RCount,SC)
07/14 14:11:07 ERROR:    cannot get node info: NULL

Thanks.
-- 
Josh