Could not find archived log for sequence 1 thread 2 under default destinations SQL

ERROR   OGG-00446  Oracle GoldenGate Capture for Oracle, extjms2.prm:  Could not find archived log for sequence 1 thread 2 under default destinations SQL <SELECT  name    FROM v$archived_log   WHERE sequence# = :ora_seq_no AND         thread# = :ora_thread AND         resetlogs_id = :ora_resetlog_id AND         archived = ‘YES‘ AND         deleted = ‘NO>, error retrieving redo file name for sequence 1, archived = 1, use_alternate = 0Not able to establish initial position for begin time 2014-11-21 11:08:09.

由于线程2为1的归档日志已经被删除，导致goldengate 抽取进程停止：

解决方法：

1、恢复删除的归档日志，重新启动抽取进程；

RMAN>restore archivelog from logseq 1 until logseq  2;

GGSCI>start extjms2

2、通过v$archived_log查询到下个日志的时间点，重新指定抽取进程的时间点,启动抽取进程；

GGSCI>alter extract extjms2 ,begin 2014-11-20 00:20:15

GGSCI>start extjms2