ADG备库和主库同步已经中断24天，所有归档都在，启动应用同步后时不时自己停止应用，需要手动重启同步进程，alert日志报错：

RFS[6443]: Opened log for thread 2 sequence 181086 dbid 1142476559 branch 779121807

Thu Apr 25 16:08:07 2019

Errors in file /u01/app/oracle/diag/rdbms/zykdbdg/ZYKDB/trace/ZYKDB_pr01_4325630.trc  (incident=1270101):

ORA-00600: internal error code, arguments: [krr_assemble_cv_12], [1029264], [2048], [512], [], [], [], [], [], [], [], []

Incident details in: /u01/app/oracle/diag/rdbms/zykdbdg/ZYKDB/incident/incdir_1270101/ZYKDB_pr01_4325630_i1270101.trc

Use ADRCI or Support Workbench to package the incident.

See Note 411.1 at My Oracle Support for error and packaging details.

Slave exiting with ORA-600 exception

Errors in file /u01/app/oracle/diag/rdbms/zykdbdg/ZYKDB/trace/ZYKDB_pr01_4325630.trc:

ORA-00600: internal error code, arguments: [krr_assemble_cv_12], [1029264], [2048], [512], [], [], [], [], [], [], [], []

Thu Apr 25 16:08:10 2019

Errors in file /u01/app/oracle/diag/rdbms/zykdbdg/ZYKDB/trace/ZYKDB_mrp0_5964218.trc  (incident=1270086):

ORA-00600: internal error code, arguments: [krr_assemble_cv_12], [1029264], [2048], [512], [], [], [], [], [], [], [], []

Incident details in: /u01/app/oracle/diag/rdbms/zykdbdg/ZYKDB/incident/incdir_1270086/ZYKDB_mrp0_5964218_i1270086.trc