ORA-12509: TNS:listener failed to redirect client to service handler

ORA-12509: TNS:listener failed to redirect client to service handler
Cause: The dispatcher terminated unexpectedly
Action: Attempt to connect again and if the same error occurs, contact the DBA to check the state of the dispatchers for this SID. If the problem persists, turn on tracing in the listener to determine the TNS error caused by the redirect.

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小智 2018-08-30 16:40

ORA-12509：TNS：侦听器无法将客户端重定向到服务处理程序,
.原因：调度程序意外终止,
.操作：尝试再次连接，如果发生相同错误，请联系DBA以检查此SID的调度程序的状态。如果问题仍然存在，请打开侦听器中的跟踪以确定重定向导致的TNS错误。,
.

aiaiDBA

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ORA-12509: TNS:listener failed to redirect client to service handler

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