Below is part of log I founded, wish this could be helped.
[Oct 25, 2012 3:36:06] render025 : INFO: new job qualifies: 21496.4
[Oct 25, 2012 3:36:06] render025 : reading C:\ProgramData\Pfx\Qube\logs\job\21000\21553\21553_1.out to transmit back.
[Oct 25, 2012 3:36:06] render025 : INFO: unable to find logdir, building job's log directory.
[Oct 25, 2012 3:36:06] render025 : reading C:\ProgramData\Pfx\Qube\logs\job\21000\21553\21553_1.err to transmit back.
[Oct 25, 2012 3:36:07] render025 : sending log report for: 21553.1 seq: 1044
[Oct 25, 2012 3:36:07] render025 : received start order for new job: 21496.4
[Oct 25, 2012 3:36:07] render025 : sent logs 21553.1 1111 - bytes.
[Oct 25, 2012 3:36:07] render025 : running job status report sent to supervisor: 21496.4
[Oct 25, 2012 3:36:07] render025 : running proxy command: "C:\Program Files\pfx\qube\\sbin\proxy.exe" -host 127.0.0.1 -nice 0 -port 50011 -jobid 21496 -subid 4 -api "C:\Program Files\pfx\qube\\api"
[Oct 25, 2012 3:36:07] render025 : job id: 21496.4 flags: 8
[Oct 25, 2012 3:36:07] render025 : INFO: using qubeproxy in place of liangpengxia.
[Oct 25, 2012 3:36:07] render025 : logonuser sid: S-1-5-5-0-151097734
[Oct 25, 2012 3:36:08] render025 : login successful account: 'qubeproxy' domain: ''
[Oct 25, 2012 3:36:08] render025 : sid: S-1-5-5-0-151097734
[Oct 25, 2012 3:36:08] render025 : WARNING: unable to mount drive (1208): X: => \\storage1.of3d.com\review
[Oct 25, 2012 3:36:09] render025 : process: 21553.1 - 2688 finally dead: failed
[Oct 25, 2012 3:36:09] render025 : reading C:\ProgramData\Pfx\Qube\logs\job\21000\21553\21553_1.out to transmit back.
[Oct 25, 2012 3:36:10] render025 : reading C:\ProgramData\Pfx\Qube\logs\job\21000\21553\21553_1.err to transmit back.
[Oct 25, 2012 3:36:10] render025 : sending log report for: 21553.1 seq: 1044
[Oct 25, 2012 3:36:10] render025 : sent logs 21553.1 17 - bytes.
[Oct 25, 2012 3:36:10] render025 : WARNING: unable to mount drive (71): Z: => \\zhangshuai\D
[Oct 25, 2012 3:36:10] render025 : releasing resources for: 21553.1 res: 'host.processors=1+'
[Oct 25, 2012 3:36:10] render025 : running windows cleanup for: 21553.1 - S-1-5-5-0-150981079
[Oct 25, 2012 3:36:10] render025 : mounted drive: x: => \\192.168.0.11\duiyiCG\X
[Oct 25, 2012 3:36:11] render025 : the supervisor has requested an update, clearing verifications.
[Oct 25, 2012 3:36:11] render025 : terminating job 21553.1 using job object
[Oct 25, 2012 3:36:11] render025 : WARNING: unable to mount drive (1208): Q: => \\storage1.of3d.com\resource
[Oct 25, 2012 3:36:11] render025 : sending host status report to the supervisor.
[Oct 25, 2012 3:36:11] render025 : total sids: 8
[Oct 25, 2012 3:36:11] render025 : mounted drive: S: => \\192.168.8.250\f
[Oct 25, 2012 3:36:11] render025 : supervisor 192.168.15.139 host report - report successful.
[Oct 25, 2012 3:36:11] render025 : INFO: using qubeproxy in place of wuliang.
[Oct 25, 2012 3:36:11] render025 : mounted drive: V: => \\storage1.of3d.com\file
[Oct 25, 2012 3:36:12] render025 : using cached login token: 'qubeproxy' domain: ''
[Oct 25, 2012 3:36:12] render025 : qubeproxy's visible drives: C:\ S:\ V:\ X:\
[Oct 25, 2012 3:36:12] render025 : unmounted volume: X:
[Oct 25, 2012 3:36:12] render025 : sending host status report to the supervisor.
[Oct 25, 2012 3:36:12] render025 : unmounted volume: V:
[Oct 25, 2012 3:36:12] render025 : WARNING: unable to umount volume: Q: - not connected.
[Oct 25, 2012 3:36:12] render025 : supervisor 192.168.15.139 host report - report successful.
[Oct 25, 2012 3:36:12] render025 : running job status report sent to supervisor - loading profile: 21496.4
[Oct 25, 2012 3:36:12] render025 : unmounted volume: S:
[Oct 25, 2012 3:36:13] render025 : WARNING: unable to umount volume: x: - not connected.
[Oct 25, 2012 3:36:13] render025 : releasing session token: S-1-5-5-0-150981079
[Oct 25, 2012 3:36:13] render025 : found roaming profile path:
[Oct 25, 2012 3:36:13] render025 : removed log directory C:\ProgramData\Pfx\Qube\logs\job\21000\21553
[Oct 25, 2012 3:36:13] render025 : Setting Profile Path: C:\Users\qubeproxy
[Oct 25, 2012 3:36:13] render025 : removed job 21553.1
[Oct 25, 2012 3:36:13] render025 : Setting Appication Path: C:\Users\qubeproxy\AppData\Roaming
[Oct 25, 2012 3:36:13] render025 : Setting Logon Server: \\OFNJ.of3d.com
[Oct 25, 2012 3:36:14] render025 : sending host status report to the supervisor.
[Oct 25, 2012 3:36:14] render025 : pid: 5080 tid: 4596
[Oct 25, 2012 3:36:14] render025 : supervisor 192.168.15.139 host report - report successful.
[Oct 25, 2012 3:36:14] render025 : received request for job details: 21496.4
[Oct 25, 2012 3:36:14] render025 : received status report from proxy: 21496.4 - running seq: 42
[Oct 25, 2012 3:36:15] render025 : gathering stats on job: 21496.4
[Oct 25, 2012 3:36:15] render025 : sending report to supervisor for job: 21496.4 - running seq: 48
[Oct 25, 2012 3:36:16] render025 : supervisor 192.168.15.139 confirmed report 21496.4
[Oct 25, 2012 3:36:16] render025 : sent logs 21496.4 0 - bytes.
[Oct 25, 2012 3:36:16] render025 : status reported on work from subjob[21496.4]: work[21496:157], status[running]
[Oct 25, 2012 3:36:17] render025 : setting current work for subjob[21496.4] to work[21496:157]
[Oct 25, 2012 3:36:17] render025 : setting current agenda timeout of work[21496:157] to [-1]
[Oct 25, 2012 3:36:17] render025 : resetting start time of current work[21496:157] to now[Oct 25, 2012 3:30:58 (404404258)]
[Oct 25, 2012 3:36:29] render025 : reading C:\ProgramData\Pfx\Qube\logs\job\21000\21496\21496_4.out to transmit back.
[Oct 25, 2012 3:36:29] render025 : reading C:\ProgramData\Pfx\Qube\logs\job\21000\21496\21496_4.err to transmit back.
[Oct 25, 2012 3:36:30] render025 : sending log report for: 21496.4 seq: 48
[Oct 25, 2012 3:36:30] render025 : sent logs 21496.4 897 - bytes.
[Oct 25, 2012 3:36:45] render025 : reading C:\ProgramData\Pfx\Qube\logs\job\21000\21496\21496_4.out to transmit back.
[Oct 25, 2012 3:36:46] render025 : reading C:\ProgramData\Pfx\Qube\logs\job\21000\21496\21496_4.err to transmit back.
[Oct 25, 2012 3:36:46] render025 : sending log report for: 21496.4 seq: 48
[Oct 25, 2012 3:36:46] render025 : sent logs 21496.4 9 - bytes.
[Oct 25, 2012 3:37:01] render025 : reading C:\ProgramData\Pfx\Qube\logs\job\21000\21496\21496_4.out to transmit back.
[Oct 25, 2012 3:37:02] render025 : reading C:\ProgramData\Pfx\Qube\logs\job\21000\21496\21496_4.err to transmit back.
[Oct 25, 2012 3:37:02] render025 : sending log report for: 21496.4 seq: 48
[Oct 25, 2012 3:37:02] render025 : sent logs 21496.4 2 - bytes.
[Oct 25, 2012 3:40:32] render025 : received preempt order from supervisor: 21496.4
[Oct 25, 2012 4:06:18] render025 : verifying job 21496.4
[Oct 25, 2012 4:06:18] render025 : re-verified job 21496.4 assigned to this host.
[Oct 25, 2012 4:36:23] render025 : verifying job 21496.4
[Oct 25, 2012 4:36:23] render025 : re-verified job 21496.4 assigned to this host.
[Oct 25, 2012 5:06:27] render025 : verifying job 21496.4
[Oct 25, 2012 5:06:27] render025 : re-verified job 21496.4 assigned to this host.
[Oct 25, 2012 5:12:17] render025 : job verified owned by this host: 21496.4
[Oct 25, 2012 5:36:27] render025 : received status report from proxy: 21496.4 - pending seq: 42
[Oct 25, 2012 5:36:28] render025 : returning work for job: 21496 total items: 0
[Oct 25, 2012 5:36:28] render025 : gathering stats on job: 21496.4
[Oct 25, 2012 5:36:28] render025 : reading C:\ProgramData\Pfx\Qube\logs\job\21000\21496\21496_4.out to transmit back.
[Oct 25, 2012 5:36:28] render025 : reading C:\ProgramData\Pfx\Qube\logs\job\21000\21496\21496_4.err to transmit back.
[Oct 25, 2012 5:36:28] render025 : sending report to supervisor for job: 21496.4 - pending seq: 54
[Oct 25, 2012 5:36:28] render025 : sent logs 21496.4 799 - bytes.
[Oct 25, 2012 5:36:29] render025 : scheduling job for removal: 21496.4
[Oct 25, 2012 5:36:29] render025 : sending host status report to the supervisor.
[Oct 25, 2012 5:36:29] render025 : verifying job 21496.4
[Oct 25, 2012 5:36:29] render025 : re-verified job 21496.4 assigned to this host.
[Oct 25, 2012 5:36:29] render025 : supervisor 192.168.15.139 host report - report successful.
[Oct 25, 2012 5:36:30] render025 : WARNING: received duplicate subjob[21496.4] that is already trying to start up, or is being preempted... rejecting
[Oct 25, 2012 5:36:30] render025 : inspectJob() returned FALSE for subjob[21496.4]
[Oct 25, 2012 5:36:30] render025 : reading C:\ProgramData\Pfx\Qube\logs\job\21000\21496\21496_4.out to transmit back.
[Oct 25, 2012 5:36:30] render025 : reading C:\ProgramData\Pfx\Qube\logs\job\21000\21496\21496_4.err to transmit back.
[Oct 25, 2012 5:36:30] render025 : sending log report for: 21496.4 seq: 54
[Oct 25, 2012 5:36:31] render025 : sent logs 21496.4 18 - bytes.
[Oct 25, 2012 5:36:31] render025 : INFO: new job qualifies: 21278.8
[Oct 25, 2012 5:36:31] render025 : INFO: unable to find logdir, building job's log directory.
[Oct 25, 2012 5:36:31] render025 : received start order for new job: 21278.8
[Oct 25, 2012 5:36:32] render025 : running job status report sent to supervisor: 21278.8
[Oct 25, 2012 5:36:32] render025 : running proxy command: "C:\Program Files\pfx\qube\\sbin\proxy.exe" -host 127.0.0.1 -nice 0 -port 50011 -jobid 21278 -subid 8 -api "C:\Program Files\pfx\qube\\api"
[Oct 25, 2012 5:36:32] render025 : job id: 21278.8 flags: 8
[Oct 25, 2012 5:36:32] render025 : INFO: using qubeproxy in place of chendongyang.
[Oct 25, 2012 5:36:32] render025 : logonuser sid: S-1-5-5-0-151752210
[Oct 25, 2012 5:36:32] render025 : login successful account: 'qubeproxy' domain: ''
[Oct 25, 2012 5:36:33] render025 : sid: S-1-5-5-0-151752210
[Oct 25, 2012 5:36:33] render025 : WARNING: unable to mount drive (1208): X: => \\storage1.of3d.com\review
[Oct 25, 2012 5:36:33] render025 : mounted drive: x: => \\192.168.0.11\duiyiCG\X
[Oct 25, 2012 5:36:33] render025 : WARNING: unable to mount drive (1208): Q: => \\storage1.of3d.com\resource
[Oct 25, 2012 5:36:33] render025 : mounted drive: S: => \\192.168.8.250\f
[Oct 25, 2012 5:36:34] render025 : WARNING: unable to mount drive (1208): T: => \\storage.of3d.com\storage
[Oct 25, 2012 5:36:34] render025 : mounted drive: V: => \\storage1.of3d.com\file
[Oct 25, 2012 5:36:35] render025 : sending host status report to the supervisor.
[Oct 25, 2012 5:36:35] render025 : supervisor 192.168.15.139 host report - report successful.
[Oct 25, 2012 5:36:35] render025 : running job status report sent to supervisor - loading profile: 21278.8
[Oct 25, 2012 5:36:35] render025 : found roaming profile path:
[Oct 25, 2012 5:36:35] render025 : Setting Profile Path: C:\Users\qubeproxy
[Oct 25, 2012 5:36:35] render025 : Setting Appication Path: C:\Users\qubeproxy\AppData\Roaming
[Oct 25, 2012 5:36:36] render025 : Setting Logon Server: \\OFNJ.of3d.com
[Oct 25, 2012 5:36:36] render025 : pid: 1740 tid: 4172
[Oct 25, 2012 5:36:36] render025 : received request for job details: 21278.8
[Oct 25, 2012 5:36:36] render025 : received status report from proxy: 21278.8 - running seq: 138
[Oct 25, 2012 5:36:36] render025 : gathering stats on job: 21278.8
[Oct 25, 2012 5:36:37] render025 : sending report to supervisor for job: 21278.8 - running seq: 144
[Oct 25, 2012 5:36:37] render025 : supervisor 192.168.15.139 confirmed report 21278.8
[Oct 25, 2012 5:36:37] render025 : sent logs 21278.8 0 - bytes.
[Oct 25, 2012 5:36:38] render025 : received status report from proxy: 21278.8 - failed seq: 0
[Oct 25, 2012 5:36:38] render025 : returning work for job: 21278 total items: 0
[Oct 25, 2012 5:36:38] render025 : gathering stats on job: 21278.8
[Oct 25, 2012 5:36:38] render025 : reading C:\ProgramData\Pfx\Qube\logs\job\21000\21278\21278_8.out to transmit back.
[Oct 25, 2012 5:36:39] render025 : reading C:\ProgramData\Pfx\Qube\logs\job\21000\21278\21278_8.err to transmit back.
[Oct 25, 2012 5:36:39] render025 : sending report to supervisor for job: 21278.8 - failed seq: 150
[Oct 25, 2012 5:36:39] render025 : sent logs 21278.8 19011 - bytes.
[Oct 25, 2012 5:36:39] render025 : scheduling job for removal: 21278.8
[Oct 25, 2012 5:36:40] render025 : sending host status report to the supervisor.
[Oct 25, 2012 5:36:40] render025 : INFO: new job qualifies: 21278.9
[Oct 25, 2012 5:36:40] render025 : received start order for new job: 21278.9
[Oct 25, 2012 5:36:40] render025 : supervisor 192.168.15.139 host report - report successful.
[Oct 25, 2012 5:36:40] render025 : running job status report sent to supervisor: 21278.9
[Oct 25, 2012 5:36:41] render025 : received status report from proxy: 21278.8 - failed seq: 138
[Oct 25, 2012 5:36:41] render025 : running proxy command: "C:\Program Files\pfx\qube\\sbin\proxy.exe" -host 127.0.0.1 -nice 0 -port 50011 -jobid 21278 -subid 9 -api "C:\Program Files\pfx\qube\\api"
[Oct 25, 2012 5:36:41] render025 : job id: 21278.9 flags: 8
[Oct 25, 2012 5:36:41] render025 : reading C:\ProgramData\Pfx\Qube\logs\job\21000\21278\21278_8.out to transmit back.
[Oct 25, 2012 5:36:41] render025 : INFO: using qubeproxy in place of chendongyang.
[Oct 25, 2012 5:36:41] render025 : reading C:\ProgramData\Pfx\Qube\logs\job\21000\21278\21278_8.err to transmit back.
[Oct 25, 2012 5:36:41] render025 : sending log report for: 21278.8 seq: 150
[Oct 25, 2012 5:36:42] render025 : logonuser sid: S-1-5-5-0-151762769
[Oct 25, 2012 5:36:42] render025 : login successful account: 'qubeproxy' domain: ''
[Oct 25, 2012 5:36:42] render025 : sent logs 21278.8 209 - bytes.
[Oct 25, 2012 5:36:42] render025 : sid: S-1-5-5-0-151762769
[Oct 25, 2012 5:36:42] render025 : WARNING: unable to mount drive (1208): X: => \\storage1.of3d.com\review
[Oct 25, 2012 5:36:43] render025 : mounted drive: x: => \\192.168.0.11\duiyiCG\X
[Oct 25, 2012 5:36:43] render025 : WARNING: unable to mount drive (1208): Q: => \\storage1.of3d.com\resource
[Oct 25, 2012 5:36:43] render025 : mounted drive: S: => \\192.168.8.250\f
[Oct 25, 2012 5:36:43] render025 : WARNING: unable to mount drive (1208): T: => \\storage.of3d.com\storage
[Oct 25, 2012 5:36:44] render025 : mounted drive: V: => \\storage1.of3d.com\file
[Oct 25, 2012 5:36:44] render025 : sending host status report to the supervisor.
[Oct 25, 2012 5:36:44] render025 : supervisor 192.168.15.139 host report - report successful.
[Oct 25, 2012 5:36:44] render025 : running job status report sent to supervisor - loading profile: 21278.9
[Oct 25, 2012 5:36:45] render025 : found roaming profile path:
[Oct 25, 2012 5:36:45] render025 : Setting Profile Path: C:\Users\qubeproxy
[Oct 25, 2012 5:36:45] render025 : Setting Appication Path: C:\Users\qubeproxy\AppData\Roaming
[Oct 25, 2012 5:36:45] render025 : Setting Logon Server: \\OFNJ.of3d.com
[Oct 25, 2012 5:36:45] render025 : pid: 4848 tid: 1492
[Oct 25, 2012 5:36:45] render025 : received request for job details: 21278.9
[Oct 25, 2012 5:36:46] render025 : received status report from proxy: 21278.9 - running seq: 138
[Oct 25, 2012 5:36:46] render025 : unable to monitor process: 5080 -
??
[Oct 25, 2012 5:36:46] render025 : process: 21496.4 - 5080 finally dead: pending
[Oct 25, 2012 5:36:46] render025 : reading C:\ProgramData\Pfx\Qube\logs\job\21000\21496\21496_4.out to transmit back.
[Oct 25, 2012 5:36:46] render025 : sending log report for: 21496.4 seq: 54
[Oct 25, 2012 5:36:47] render025 : sent logs 21496.4 1 - bytes.
[Oct 25, 2012 5:36:47] render025 : gathering stats on job: 21278.9
[Oct 25, 2012 5:36:47] render025 : sending report to supervisor for job: 21278.9 - running seq: 144
[Oct 25, 2012 5:36:48] render025 : supervisor 192.168.15.139 confirmed report 21278.9
[Oct 25, 2012 5:36:48] render025 : sent logs 21278.9 0 - bytes.
[Oct 25, 2012 5:36:48] render025 : releasing resources for: 21496.4 res: 'host.processors=1+'
[Oct 25, 2012 5:36:48] render025 : running windows cleanup for: 21496.4 - S-1-5-5-0-151097734
[Oct 25, 2012 5:36:48] render025 : received status report from proxy: 21278.9 - failed seq: 0
[Oct 25, 2012 5:36:49] render025 : terminating job 21496.4 using job object
[Oct 25, 2012 5:36:49] render025 : returning work for job: 21278 total items: 0
[Oct 25, 2012 5:36:49] render025 : total sids: 12
[Oct 25, 2012 5:36:49] render025 : gathering stats on job: 21278.9
[Oct 25, 2012 5:36:49] render025 : INFO: using qubeproxy in place of liangpengxia.
[Oct 25, 2012 5:36:49] render025 : reading C:\ProgramData\Pfx\Qube\logs\job\21000\21278\21278_9.out to transmit back.
[Oct 25, 2012 5:36:49] render025 : using cached login token: 'qubeproxy' domain: ''
[Oct 25, 2012 5:36:50] render025 : reading C:\ProgramData\Pfx\Qube\logs\job\21000\21278\21278_9.err to transmit back.
[Oct 25, 2012 5:36:50] render025 : qubeproxy's visible drives: C:\ S:\ V:\ X:\
[Oct 25, 2012 5:36:50] render025 : sending report to supervisor for job: 21278.9 - failed seq: 150
[Oct 25, 2012 5:36:50] render025 : unmounted volume: X:
[Oct 25, 2012 5:36:50] render025 : sent logs 21278.9 19011 - bytes.
[Oct 25, 2012 5:36:50] render025 : scheduling job for removal: 21278.9
[Oct 25, 2012 5:36:50] render025 : WARNING: unable to umount volume: Z: - not connected.
[Oct 25, 2012 5:36:51] render025 : unmounted volume: V:
[Oct 25, 2012 5:36:51] render025 : sending host status report to the supervisor.
[Oct 25, 2012 5:36:51] render025 : WARNING: unable to umount volume: Q: - not connected.
[Oct 25, 2012 5:36:51] render025 : unmounted volume: S:
[Oct 25, 2012 5:36:51] render025 : supervisor 192.168.15.139 host report - report successful.
[Oct 25, 2012 5:36:51] render025 : WARNING: unable to umount volume: x: - not connected.
[Oct 25, 2012 5:36:51] render025 : INFO: new job qualifies: 21496.4
[Oct 25, 2012 5:36:52] render025 : received status report from proxy: 21278.9 - failed seq: 138
[Oct 25, 2012 5:36:52] render025 : releasing session token: S-1-5-5-0-151097734
[Oct 25, 2012 5:36:52] render025 : received start order for new job: 21496.4
[Oct 25, 2012 5:36:52] render025 : reading C:\ProgramData\Pfx\Qube\logs\job\21000\21278\21278_9.out to transmit back.
[Oct 25, 2012 5:36:52] render025 : removed log directory C:\ProgramData\Pfx\Qube\logs\job\21000\21496
[Oct 25, 2012 5:36:52] render025 : reading C:\ProgramData\Pfx\Qube\logs\job\21000\21278\21278_9.err to transmit back.
[Oct 25, 2012 5:36:52] render025 : sending log report for: 21278.9 seq: 150
[Oct 25, 2012 5:36:52] render025 : removed job 21496.4
[Oct 25, 2012 5:36:53] render025 : running job status report sent to supervisor: 21496.4
[Oct 25, 2012 5:36:53] render025 : sent logs 21278.9 209 - bytes.
[Oct 25, 2012 5:36:53] render025 : sending host status report to the supervisor.
[Oct 25, 2012 5:36:53] render025 : running proxy command: "C:\Program Files\pfx\qube\\sbin\proxy.exe" -host 127.0.0.1 -nice 0 -port 50011 -jobid 21496 -subid 4 -api "C:\Program Files\pfx\qube\\api"
[Oct 25, 2012 5:36:53] render025 : job id: 21496.4 flags: 8
[Oct 25, 2012 5:36:53] render025 : supervisor 192.168.15.139 host report - report successful.
[Oct 25, 2012 5:36:53] render025 : INFO: using qubeproxy in place of liangpengxia.
[Oct 25, 2012 5:36:53] render025 : unable to monitor process: 1740 -
??
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