I dont have any errors in DBA_LOGSTDBY_EVENTS.
v$logstdby_stats shows no job in Q and waiting nnnn seconds.
v$logstdby_process dosen't show movement in SCN.

trace file is as below:

/oradb/BANCSMIS/admin/BANCSMIS/bdump/bancsmis_p001_19522.trc
Oracle Database 10g Enterprise Edition Release 10.2.0.4.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
ORACLE_HOME = /oradb/BANCSMIS/10.2
System name: SunOS
Node name: bancsmis
Release: 5.10
Version: Generic_138888-01
Machine: sun4u
Instance name: BANCSMIS
Redo thread mounted by this instance: 1
Oracle process number: 23
Unix process pid: 19522, image: oracle@bancsmis (P001)

*** SERVICE NAME:(SYS$BACKGROUND) 2009-09-06 17:38:43.828
*** SESSION ID:(1631.5) 2009-09-06 17:38:43.828
Cannot resolve kxidsqn for lcr:
++ LCR Dump Begin: 0x3d0eb5fb0
op: 7 : Original op: 7 : baseobjn: 0, objn: 0, objv: 0
DFlag: 0x02, MFlag: 0x200000, PFlag: 0x00
iotPrimaryKeyCount: 0x0, MergeFlag: 0x3
FilterFlag: 0x00
Id: 0 numChgRec = 0
NumCrSpilled: 0
RedoThread# = 1, rba: 0x002521.00006dff.0010
scn: 0x0000.3d9cd904
xid: 0x0002.024.ffffffff parent xid: 0x0002.024.ffffffff
newcount = 0, oldcount = 0
LUBA: 0x0.0.0.0.0
Cannot resolve kxidsqn for lcr:
++ LCR Dump Begin: 0x3d05d8760
op: 7 : Original op: 7 : baseobjn: 0, objn: 0, objv: 0
DFlag: 0x02, MFlag: 0x200000, PFlag: 0x00
iotPrimaryKeyCount: 0x0, MergeFlag: 0x3
FilterFlag: 0x00
Id: 0 numChgRec = 0
NumCrSpilled: 0
RedoThread# = 1, rba: 0x002521.00008c6a.0010
scn: 0x0000.3d9cde12
xid: 0x0004.00c.ffffffff parent xid: 0x0004.00c.ffffffff
newcount = 0, oldcount = 0
LUBA: 0x0.0.0.0.0
Cannot resolve kxidsqn for lcr:
++ LCR Dump Begin: 0x3d05b3b00
op: 7 : Original op: 7 : baseobjn: 0, objn: 0, objv: 0
DFlag: 0x02, MFlag: 0x200000, PFlag: 0x00
iotPrimaryKeyCount: 0x0, MergeFlag: 0x3
FilterFlag: 0x00
Id: 0 numChgRec = 0
NumCrSpilled: 0
RedoThread# = 1, rba: 0x002521.00008f76.0010
scn: 0x0000.3d9cde99
xid: 0x0008.00a.ffffffff parent xid: 0x0008.00a.ffffffff
newcount = 0, oldcount = 0
LUBA: 0x0.0.0.0.0
Cannot resolve kxidsqn for lcr:
++ LCR Dump Begin: 0x3d0541ad8
op: 7 : Original op: 7 : baseobjn: 0, objn: 0, objv: 0
DFlag: 0x02, MFlag: 0x200000, PFlag: 0x00
iotPrimaryKeyCount: 0x0, MergeFlag: 0x3
FilterFlag: 0x00
Id: 0 numChgRec = 0
NumCrSpilled: 0
RedoThread# = 1, rba: 0x002521.000095c4.0010
scn: 0x0000.3d9cdfe6
xid: 0x0006.00f.ffffffff parent xid: 0x0006.00f.ffffffff
newcount = 0, oldcount = 0
LUBA: 0x0.0.0.0.0
Cannot resolve kxidsqn for lcr:
++ LCR Dump Begin: 0x3d0186910
op: 7 : Original op: 7 : baseobjn: 0, objn: 0, objv: 0
DFlag: 0x02, MFlag: 0x200000, PFlag: 0x00
iotPrimaryKeyCount: 0x0, MergeFlag: 0x3
FilterFlag: 0x00
Id: 0 numChgRec = 0
NumCrSpilled: 0
RedoThread# = 1, rba: 0x002521.0000ca22.0010
scn: 0x0000.3d9ce8df
xid: 0x0005.017.ffffffff parent xid: 0x0005.017.ffffffff
newcount = 0, oldcount = 0
LUBA: 0x0.0.0.0.0
Cannot resolve kxidsqn for lcr:

Alert log as below:

LOGSTDBY Apply process P006 pid=28 OS id=19532 stopped
Sun Sep 6 19:03:56 2009
LOGSTDBY status: ORA-16128: User initiated stop apply successfully completed
Sun Sep 6 19:03:56 2009
Completed: alter database stop logical standby apply
Sun Sep 6 19:04:51 2009
alter database start logical standby apply skip failed transaction
Sun Sep 6 19:04:51 2009
ALTER DATABASE START LOGICAL STANDBY APPLY (BANCSMIS)
Sun Sep 6 19:04:51 2009
with optional part
TRY TO SKIP FAILED TRANSACTION
ORA-16220 signalled during: alter database start logical standby apply skip failed transaction...
Sun Sep 6 19:05:10 2009
alter database start logical standby apply immediate
Sun Sep 6 19:05:10 2009
ALTER DATABASE START LOGICAL STANDBY APPLY (BANCSMIS)
Sun Sep 6 19:05:10 2009
with optional part
IMMEDIATE
Attempt to start background Logical Standby process
LOGSTDBY Parameter: DISABLE_APPLY_DELAY =
LOGSTDBY Parameter: REAL_TIME =
LSP0 started with pid=21, OS id=23899
Sun Sep 6 19:05:11 2009
Completed: alter database start logical standby apply immediate
Sun Sep 6 19:05:12 2009
LOGSTDBY status: ORA-16111: log mining and apply setting up
Sun Sep 6 19:05:12 2009
LOGMINER: Parameters summary for session# = 1
LOGMINER: Number of processes = 3, Transaction Chunk Size = 201
LOGMINER: Memory Size = 30M, Checkpoint interval = 150M
LOGMINER: session# = 1, builder process P001 started with pid=23 OS id=19522
LOGMINER: session# = 1, reader process P000 started with pid=22 OS id=19520
LOGMINER: session# = 1, preparer process P002 started with pid=24 OS id=19524
Sun Sep 6 19:05:13 2009
LOGMINER: Begin mining logfile for session 1 thread 1 sequence 9505, /oradb/BANCSMIS/archive/1_9505_671306117.arc
Sun Sep 6 19:05:13 2009
LOGMINER: Turning ON Log Auto Delete
LOGSTDBY Analyzer process P003 started with pid=25 OS id=19526
LOGSTDBY Apply process P005 started with pid=27 OS id=19530
LOGSTDBY Apply process P007 started with pid=29 OS id=19534
LOGSTDBY Apply process P006 started with pid=28 OS id=19532
LOGSTDBY Apply process P004 started with pid=26 OS id=19528
LOGSTDBY Apply process P008 started with pid=30 OS id=19536
Sun Sep 6 19:06:54 2009
Thread 1 advanced to log sequence 423 (LGWR switch)
Current log# 3 seq# 423 mem# 0: /oradb/BANCSMIS/redo/redo03.log
Sun Sep 6 19:07:39 2009
LOGMINER: End mining logfile: /oradb/BANCSMIS/archive/1_9505_671306117.arc
Sun Sep 6 19:07:39 2009
LOGMINER: Begin mining logfile for session 1 thread 1 sequence 9506, /oradb/BANCSMIS/archive/1_9506_671306117.arc
Sun Sep 6 19:08:25 2009
Thread 1 advanced to log sequence 424 (LGWR switch)
Current log# 1 seq# 424 mem# 0: /oradb/BANCSMIS/redo/redo01.log
Sun Sep 6 19:09:53 2009
Thread 1 advanced to log sequence 425 (LGWR switch)
Current log# 2 seq# 425 mem# 0: /oradb/BANCSMIS/redo/redo02.log
Sun Sep 6 19:10:08 2009
LOGMINER: End mining logfile: /oradb/BANCSMIS/archive/1_9506_671306117.arc
Sun Sep 6 19:10:08 2009
LOGMINER: Begin mining logfile for session 1 thread 1 sequence 9507, /oradb/BANCSMIS/archive/1_9507_671306117.arc
Sun Sep 6 19:11:29 2009
Thread 1 advanced to log sequence 426 (LGWR switch)
Current log# 3 seq# 426 mem# 0: /oradb/BANCSMIS/redo/redo03.log
Sun Sep 6 19:13:04 2009