某些远程 DBs 可能有问题，是不是数据库有问题啊？？

[bbcboy]

ERROR 位于第 1 行:
ORA-02050: 事务处理8.15.28344已重算，某些远程 DBs 可能有问题
ORA-03106: 致命的双工通信协议错误
ORA-02063: 紧接着line（源于DB_LINK_05）
＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝
上面是从远程取数的时候（insert... SELECT...DB_LINK_05) ，提示的问题
这一般是什么问题？
该如何解决！！

[zwj0712]

ORA-02050 transaction string rolled back, some remote DBs may be
in-doubt
Cause: Network or remote failure during a two-phase commit.

Action: Notify operations; remote databases will automatically re-sync when the failure is repaired.

[zwj0712]

ORA-03106 fatal two-task communication protocol error
Cause: The communication path between Oracle and the user task has stopped. This is an internal error message not usually issued.

Action: Contact Oracle Support Services.

[zwj0712]

ORA-02063 preceding stringstring from stringstring
Cause: An Oracle error was received from a remote database link.
Action: Refer to the preceding error message(s).
我看的帮助文件.

[ojaoja]

回退分布事务。