原因是监听配置错误
# listener.ora Network Configuration File: d:oracleproduct10.2.0db_1networkadminlistener.ora
# Generated by Oracle configuration tools.
SID_LIST_LISTENER =
(SID_LIST =
(SID_DESC =
(SID_NAME = ORCL)
(ORACLE_HOME = d:oracleproduct10.2.0db_1)
)
)
LISTENER =
(DESCRIPTION_LIST =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1))
(ADDRESS = (PROTOCOL = TCP)(HOST = 127.0.0.1)(PORT = 1521))
)
)
原文:http://www.cnblogs.com/dingding0505/p/4204859.html
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