问题描述：ogg启动抓取进程时报错OGG-01044，如下所示：
源端：oracle
10.2.0.4 64位
异常重现：
GGSCI
(leo-10g-ogg) 4> start exta
Sending
START request to MANAGER ...
EXTRACT
EXTA starting
GGSCI
(leo-10g-ogg) 5> info all
Program Status
Group Lag Time Since Chkpt
MANAGER RUNNING
EXTRACT STOPPED
DP1 00:00:00 01:08:12
EXTRACT ABENDED
EXTA 157:47:58 00:10:37
2022-12-11
13:44:37 ERROR OGG-01044
The trail './dirdat/ta' is not assigned to extract 'EXTA'. Assign the
trail to the extract with the command "ADD EXTTRAIL/RMTTRAIL ./dirdat/ta,
EXTRACT EXTA.
2022-12-11
13:44:37 ERROR OGG-01668
PROCESS ABENDING.
解决过程：
GGSCI
(leo-10g-ogg) 8> stop exta
EXTRACT
EXTA is already stopped.
GGSCI
(leo-10g-ogg) 3> add exttrail ./dirdat/ta,extract exta
EXTTRAIL
added.
GGSCI
(leo-10g-ogg) 5> start exta
EXTRACT
EXTA is already running.
GGSCI
(leo-10g-ogg) 6> info all
Program Status
Group Lag Time Since Chkpt
MANAGER RUNNING
EXTRACT ABENDED
DP1 00:00:00 01:14:55
EXTRACT RUNNING
EXTA 00:00:00 00:00:01
