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Error: ORA-12502 / TNS-12502
Text: TNS:listener received no CONNECT_DATA from client
Cause: No CONNECT_DATA was passed to the listener.
Action: Check that the service name resolved from TNSNAMES.ORA has the CONNECT_DATA component of the connect descriptor.
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C:>telnet 172.16.30.11 1521
´ËʱÔÚÈÕÖ¾Öоͻá¼Ç¼ÈçÏÂÐÅÏ¢:
TNS-12502: TNS:listener received no CONNECT_DATA from client
10-NOV-2009 13:11:03 * 12502
TNS-12502: TNS:listener received no CONNECT_DATA from client
10-NOV-2009 13:11:13 * 12502
TNS-12502: TNS:listener received no CONNECT_DATA from client
10-NOV-2009 13:11:22 * 12502
TNS-12502: TNS:listener received no CONNECT_DATA from client
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#export ORACLE_HOME=/prod/oracle/prod3db/9.2.0
#export ORACLE_SID=PROD3_db
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